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Finding the Fourth Proportional to 130,615.53, 195,925.73 and 37,123.71

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Solution

The fourth proportional to 130,615.53, 195,925.73 and 37,123.71 is: 55,686.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,615.53 : 195,925.73 = 37,123.71 : x
  2. Step 2: Convert to fraction form
    130,615.53/195,925.73 = 37,123.71/x
  3. Step 3: Cross multiply
    130,615.53x = 195,925.73 × 37,123.71
  4. Step 4: Simplify right side
    130,615.53x = 7,273,489,796.44
  5. Step 5: Solve for x
    x = 7,273,489,796.44/130,615.53
  6. Step 6: Final answer
    x = 55,686.26

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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.