Home / 70,156.13-96,814.24-38,324.21

Finding the Fourth Proportional to 70,156.13, 96,814.24 and 38,324.21

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Solution

The fourth proportional to 70,156.13, 96,814.24 and 38,324.21 is: 52,886.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,156.13 : 96,814.24 = 38,324.21 : x
  2. Step 2: Convert to fraction form
    70,156.13/96,814.24 = 38,324.21/x
  3. Step 3: Cross multiply
    70,156.13x = 96,814.24 × 38,324.21
  4. Step 4: Simplify right side
    70,156.13x = 3,710,329,264.75
  5. Step 5: Solve for x
    x = 3,710,329,264.75/70,156.13
  6. Step 6: Final answer
    x = 52,886.74

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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.