Home / 96,740.18-144,962.32-40,549.66

Finding the Fourth Proportional to 96,740.18, 144,962.32 and 40,549.66

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Solution

The fourth proportional to 96,740.18, 144,962.32 and 40,549.66 is: 60,762.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,740.18 : 144,962.32 = 40,549.66 : x
  2. Step 2: Convert to fraction form
    96,740.18/144,962.32 = 40,549.66/x
  3. Step 3: Cross multiply
    96,740.18x = 144,962.32 × 40,549.66
  4. Step 4: Simplify right side
    96,740.18x = 5,878,172,484.46
  5. Step 5: Solve for x
    x = 5,878,172,484.46/96,740.18
  6. Step 6: Final answer
    x = 60,762.47

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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.