Home / 102,016.13-153,050.12-59,931.79

Finding the Fourth Proportional to 102,016.13, 153,050.12 and 59,931.79

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Solution

The fourth proportional to 102,016.13, 153,050.12 and 59,931.79 is: 89,912.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,016.13 : 153,050.12 = 59,931.79 : x
  2. Step 2: Convert to fraction form
    102,016.13/153,050.12 = 59,931.79/x
  3. Step 3: Cross multiply
    102,016.13x = 153,050.12 × 59,931.79
  4. Step 4: Simplify right side
    102,016.13x = 9,172,567,886.12
  5. Step 5: Solve for x
    x = 9,172,567,886.12/102,016.13
  6. Step 6: Final answer
    x = 89,912.92

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1.5x scale

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.