Home / 70,306.95-97,022.30-38,475.21

Finding the Fourth Proportional to 70,306.95, 97,022.30 and 38,475.21

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Solution

The fourth proportional to 70,306.95, 97,022.30 and 38,475.21 is: 53,095.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,306.95 : 97,022.30 = 38,475.21 : x
  2. Step 2: Convert to fraction form
    70,306.95/97,022.30 = 38,475.21/x
  3. Step 3: Cross multiply
    70,306.95x = 97,022.30 × 38,475.21
  4. Step 4: Simplify right side
    70,306.95x = 3,732,953,174.81
  5. Step 5: Solve for x
    x = 3,732,953,174.81/70,306.95
  6. Step 6: Final answer
    x = 53,095.08

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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.