Home / 70,224.02-96,909.13-38,392.91

Finding the Fourth Proportional to 70,224.02, 96,909.13 and 38,392.91

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Solution

The fourth proportional to 70,224.02, 96,909.13 and 38,392.91 is: 52,982.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,224.02 : 96,909.13 = 38,392.91 : x
  2. Step 2: Convert to fraction form
    70,224.02/96,909.13 = 38,392.91/x
  3. Step 3: Cross multiply
    70,224.02x = 96,909.13 × 38,392.91
  4. Step 4: Simplify right side
    70,224.02x = 3,720,623,506.27
  5. Step 5: Solve for x
    x = 3,720,623,506.27/70,224.02
  6. Step 6: Final answer
    x = 52,982.21

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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.