Home / 72,592,801.05-108,889,201.58-56,153,559.45

Finding the Fourth Proportional to 72,592,801.05, 108,889,201.58 and 56,153,559.45

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Solution

The fourth proportional to 72,592,801.05, 108,889,201.58 and 56,153,559.45 is: 84,230,339.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,592,801.05 : 108,889,201.58 = 56,153,559.45 : x
  2. Step 2: Convert to fraction form
    72,592,801.05/108,889,201.58 = 56,153,559.45/x
  3. Step 3: Cross multiply
    72,592,801.05x = 108,889,201.58 × 56,153,559.45
  4. Step 4: Simplify right side
    72,592,801.05x = 6,114,516,254,104,797
  5. Step 5: Solve for x
    x = 6,114,516,254,104,797/72,592,801.05
  6. Step 6: Final answer
    x = 84,230,339.18

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.