Home / 70,439.19-97,205.87-38,174.73

Finding the Fourth Proportional to 70,439.19, 97,205.87 and 38,174.73

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Solution

The fourth proportional to 70,439.19, 97,205.87 and 38,174.73 is: 52,681.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,439.19 : 97,205.87 = 38,174.73 : x
  2. Step 2: Convert to fraction form
    70,439.19/97,205.87 = 38,174.73/x
  3. Step 3: Cross multiply
    70,439.19x = 97,205.87 × 38,174.73
  4. Step 4: Simplify right side
    70,439.19x = 3,710,807,841.67
  5. Step 5: Solve for x
    x = 3,710,807,841.67/70,439.19
  6. Step 6: Final answer
    x = 52,681.01

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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.