Home / 70,926.28-97,877.05-39,098.14

Finding the Fourth Proportional to 70,926.28, 97,877.05 and 39,098.14

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Solution

The fourth proportional to 70,926.28, 97,877.05 and 39,098.14 is: 53,954.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,926.28 : 97,877.05 = 39,098.14 : x
  2. Step 2: Convert to fraction form
    70,926.28/97,877.05 = 39,098.14/x
  3. Step 3: Cross multiply
    70,926.28x = 97,877.05 × 39,098.14
  4. Step 4: Simplify right side
    70,926.28x = 3,826,810,603.69
  5. Step 5: Solve for x
    x = 3,826,810,603.69/70,926.28
  6. Step 6: Final answer
    x = 53,954.76

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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.