Home / 70,535.25-97,333.89-38,706.20

Finding the Fourth Proportional to 70,535.25, 97,333.89 and 38,706.20

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Solution

The fourth proportional to 70,535.25, 97,333.89 and 38,706.20 is: 53,411.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,535.25 : 97,333.89 = 38,706.20 : x
  2. Step 2: Convert to fraction form
    70,535.25/97,333.89 = 38,706.20/x
  3. Step 3: Cross multiply
    70,535.25x = 97,333.89 × 38,706.20
  4. Step 4: Simplify right side
    70,535.25x = 3,767,424,718.69
  5. Step 5: Solve for x
    x = 3,767,424,718.69/70,535.25
  6. Step 6: Final answer
    x = 53,411.94

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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.