Home / 102,312.18-153,301.41-62,785.80

Finding the Fourth Proportional to 102,312.18, 153,301.41 and 62,785.80

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Solution

The fourth proportional to 102,312.18, 153,301.41 and 62,785.80 is: 94,076.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,312.18 : 153,301.41 = 62,785.80 : x
  2. Step 2: Convert to fraction form
    102,312.18/153,301.41 = 62,785.80/x
  3. Step 3: Cross multiply
    102,312.18x = 153,301.41 × 62,785.80
  4. Step 4: Simplify right side
    102,312.18x = 9,625,151,667.98
  5. Step 5: Solve for x
    x = 9,625,151,667.98/102,312.18
  6. Step 6: Final answer
    x = 94,076.30

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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.