Home / 70,372.59-97,114.17-38,541.48

Finding the Fourth Proportional to 70,372.59, 97,114.17 and 38,541.48

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Solution

The fourth proportional to 70,372.59, 97,114.17 and 38,541.48 is: 53,187.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,372.59 : 97,114.17 = 38,541.48 : x
  2. Step 2: Convert to fraction form
    70,372.59/97,114.17 = 38,541.48/x
  3. Step 3: Cross multiply
    70,372.59x = 97,114.17 × 38,541.48
  4. Step 4: Simplify right side
    70,372.59x = 3,742,923,840.77
  5. Step 5: Solve for x
    x = 3,742,923,840.77/70,372.59
  6. Step 6: Final answer
    x = 53,187.24

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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.