Home / 96,020.40-132,570.57-85,931.50

Finding the Fourth Proportional to 96,020.40, 132,570.57 and 85,931.50

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Solution

The fourth proportional to 96,020.40, 132,570.57 and 85,931.50 is: 118,641.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,020.40 : 132,570.57 = 85,931.50 : x
  2. Step 2: Convert to fraction form
    96,020.40/132,570.57 = 85,931.50/x
  3. Step 3: Cross multiply
    96,020.40x = 132,570.57 × 85,931.50
  4. Step 4: Simplify right side
    96,020.40x = 11,391,987,935.96
  5. Step 5: Solve for x
    x = 11,391,987,935.96/96,020.40
  6. Step 6: Final answer
    x = 118,641.33

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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.