Home / 70,123.92-96,835.68-45,017.16

Finding the Fourth Proportional to 70,123.92, 96,835.68 and 45,017.16

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Solution

The fourth proportional to 70,123.92, 96,835.68 and 45,017.16 is: 62,165.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,123.92 : 96,835.68 = 45,017.16 : x
  2. Step 2: Convert to fraction form
    70,123.92/96,835.68 = 45,017.16/x
  3. Step 3: Cross multiply
    70,123.92x = 96,835.68 × 45,017.16
  4. Step 4: Simplify right side
    70,123.92x = 4,359,267,300.27
  5. Step 5: Solve for x
    x = 4,359,267,300.27/70,123.92
  6. Step 6: Final answer
    x = 62,165.20

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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.