Home / 98,867.07-136,436.45-53,545.14

Finding the Fourth Proportional to 98,867.07, 136,436.45 and 53,545.14

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Solution

The fourth proportional to 98,867.07, 136,436.45 and 53,545.14 is: 73,892.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,867.07 : 136,436.45 = 53,545.14 : x
  2. Step 2: Convert to fraction form
    98,867.07/136,436.45 = 53,545.14/x
  3. Step 3: Cross multiply
    98,867.07x = 136,436.45 × 53,545.14
  4. Step 4: Simplify right side
    98,867.07x = 7,305,508,548.63
  5. Step 5: Solve for x
    x = 7,305,508,548.63/98,867.07
  6. Step 6: Final answer
    x = 73,892.23

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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.