Home / 70,018.02-96,626.52-38,189.88

Finding the Fourth Proportional to 70,018.02, 96,626.52 and 38,189.88

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Solution

The fourth proportional to 70,018.02, 96,626.52 and 38,189.88 is: 52,702.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,018.02 : 96,626.52 = 38,189.88 : x
  2. Step 2: Convert to fraction form
    70,018.02/96,626.52 = 38,189.88/x
  3. Step 3: Cross multiply
    70,018.02x = 96,626.52 × 38,189.88
  4. Step 4: Simplify right side
    70,018.02x = 3,690,155,203.62
  5. Step 5: Solve for x
    x = 3,690,155,203.62/70,018.02
  6. Step 6: Final answer
    x = 52,702.94

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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.