Home / 98,587.13-136,050.24-53,875.13

Finding the Fourth Proportional to 98,587.13, 136,050.24 and 53,875.13

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Solution

The fourth proportional to 98,587.13, 136,050.24 and 53,875.13 is: 74,347.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,587.13 : 136,050.24 = 53,875.13 : x
  2. Step 2: Convert to fraction form
    98,587.13/136,050.24 = 53,875.13/x
  3. Step 3: Cross multiply
    98,587.13x = 136,050.24 × 53,875.13
  4. Step 4: Simplify right side
    98,587.13x = 7,329,723,686.28
  5. Step 5: Solve for x
    x = 7,329,723,686.28/98,587.13
  6. Step 6: Final answer
    x = 74,347.68

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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.