Home / 102,323.05-153,505.41-43,158.94

Finding the Fourth Proportional to 102,323.05, 153,505.41 and 43,158.94

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Solution

The fourth proportional to 102,323.05, 153,505.41 and 43,158.94 is: 64,747.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,323.05 : 153,505.41 = 43,158.94 : x
  2. Step 2: Convert to fraction form
    102,323.05/153,505.41 = 43,158.94/x
  3. Step 3: Cross multiply
    102,323.05x = 153,505.41 × 43,158.94
  4. Step 4: Simplify right side
    102,323.05x = 6,625,130,779.87
  5. Step 5: Solve for x
    x = 6,625,130,779.87/102,323.05
  6. Step 6: Final answer
    x = 64,747.20

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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.