Home / 70,381.06-97,125.95-38,115.73

Finding the Fourth Proportional to 70,381.06, 97,125.95 and 38,115.73

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Solution

The fourth proportional to 70,381.06, 97,125.95 and 38,115.73 is: 52,599.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,381.06 : 97,125.95 = 38,115.73 : x
  2. Step 2: Convert to fraction form
    70,381.06/97,125.95 = 38,115.73/x
  3. Step 3: Cross multiply
    70,381.06x = 97,125.95 × 38,115.73
  4. Step 4: Simplify right side
    70,381.06x = 3,702,026,600.45
  5. Step 5: Solve for x
    x = 3,702,026,600.45/70,381.06
  6. Step 6: Final answer
    x = 52,599.76

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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.