Home / 69,948.18-96,527.28-38,117.31

Finding the Fourth Proportional to 69,948.18, 96,527.28 and 38,117.31

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Solution

The fourth proportional to 69,948.18, 96,527.28 and 38,117.31 is: 52,601.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,948.18 : 96,527.28 = 38,117.31 : x
  2. Step 2: Convert to fraction form
    69,948.18/96,527.28 = 38,117.31/x
  3. Step 3: Cross multiply
    69,948.18x = 96,527.28 × 38,117.31
  4. Step 4: Simplify right side
    69,948.18x = 3,679,360,255.22
  5. Step 5: Solve for x
    x = 3,679,360,255.22/69,948.18
  6. Step 6: Final answer
    x = 52,601.23

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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.