Home / 106,730.22-147,288.17-58,333.13

Finding the Fourth Proportional to 106,730.22, 147,288.17 and 58,333.13

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Solution

The fourth proportional to 106,730.22, 147,288.17 and 58,333.13 is: 80,499.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,730.22 : 147,288.17 = 58,333.13 : x
  2. Step 2: Convert to fraction form
    106,730.22/147,288.17 = 58,333.13/x
  3. Step 3: Cross multiply
    106,730.22x = 147,288.17 × 58,333.13
  4. Step 4: Simplify right side
    106,730.22x = 8,591,779,968.07
  5. Step 5: Solve for x
    x = 8,591,779,968.07/106,730.22
  6. Step 6: Final answer
    x = 80,499.97

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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.