Home / 96,430.20-132,950.16-74,883.46

Finding the Fourth Proportional to 96,430.20, 132,950.16 and 74,883.46

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Solution

The fourth proportional to 96,430.20, 132,950.16 and 74,883.46 is: 103,243.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,430.20 : 132,950.16 = 74,883.46 : x
  2. Step 2: Convert to fraction form
    96,430.20/132,950.16 = 74,883.46/x
  3. Step 3: Cross multiply
    96,430.20x = 132,950.16 × 74,883.46
  4. Step 4: Simplify right side
    96,430.20x = 9,955,768,279.18
  5. Step 5: Solve for x
    x = 9,955,768,279.18/96,430.20
  6. Step 6: Final answer
    x = 103,243.26

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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.