Home / 118,650.03-163,737.10-64,935.01

Finding the Fourth Proportional to 118,650.03, 163,737.10 and 64,935.01

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Solution

The fourth proportional to 118,650.03, 163,737.10 and 64,935.01 is: 89,610.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,650.03 : 163,737.10 = 64,935.01 : x
  2. Step 2: Convert to fraction form
    118,650.03/163,737.10 = 64,935.01/x
  3. Step 3: Cross multiply
    118,650.03x = 163,737.10 × 64,935.01
  4. Step 4: Simplify right side
    118,650.03x = 10,632,270,225.87
  5. Step 5: Solve for x
    x = 10,632,270,225.87/118,650.03
  6. Step 6: Final answer
    x = 89,610.35

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.