Home / 134,550.59-185,680.76-77,192.42

Finding the Fourth Proportional to 134,550.59, 185,680.76 and 77,192.42

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Solution

The fourth proportional to 134,550.59, 185,680.76 and 77,192.42 is: 106,526.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,550.59 : 185,680.76 = 77,192.42 : x
  2. Step 2: Convert to fraction form
    134,550.59/185,680.76 = 77,192.42/x
  3. Step 3: Cross multiply
    134,550.59x = 185,680.76 × 77,192.42
  4. Step 4: Simplify right side
    134,550.59x = 14,333,145,897.47
  5. Step 5: Solve for x
    x = 14,333,145,897.47/134,550.59
  6. Step 6: Final answer
    x = 106,526.08

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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.