Home / 70,456.04-97,228.40-38,624.94

Finding the Fourth Proportional to 70,456.04, 97,228.40 and 38,624.94

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Solution

The fourth proportional to 70,456.04, 97,228.40 and 38,624.94 is: 53,301.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,456.04 : 97,228.40 = 38,624.94 : x
  2. Step 2: Convert to fraction form
    70,456.04/97,228.40 = 38,624.94/x
  3. Step 3: Cross multiply
    70,456.04x = 97,228.40 × 38,624.94
  4. Step 4: Simplify right side
    70,456.04x = 3,755,441,116.30
  5. Step 5: Solve for x
    x = 3,755,441,116.30/70,456.04
  6. Step 6: Final answer
    x = 53,301.90

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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.