Home / 118,233.81-163,166.13-64,522.30

Finding the Fourth Proportional to 118,233.81, 163,166.13 and 64,522.30

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Solution

The fourth proportional to 118,233.81, 163,166.13 and 64,522.30 is: 89,042.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,233.81 : 163,166.13 = 64,522.30 : x
  2. Step 2: Convert to fraction form
    118,233.81/163,166.13 = 64,522.30/x
  3. Step 3: Cross multiply
    118,233.81x = 163,166.13 × 64,522.30
  4. Step 4: Simplify right side
    118,233.81x = 10,527,853,701.02
  5. Step 5: Solve for x
    x = 10,527,853,701.02/118,233.81
  6. Step 6: Final answer
    x = 89,042.66

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1.5x scale

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.