Home / 112,698.03-155,522.91-62,397.03

Finding the Fourth Proportional to 112,698.03, 155,522.91 and 62,397.03

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Solution

The fourth proportional to 112,698.03, 155,522.91 and 62,397.03 is: 86,107.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,698.03 : 155,522.91 = 62,397.03 : x
  2. Step 2: Convert to fraction form
    112,698.03/155,522.91 = 62,397.03/x
  3. Step 3: Cross multiply
    112,698.03x = 155,522.91 × 62,397.03
  4. Step 4: Simplify right side
    112,698.03x = 9,704,167,680.96
  5. Step 5: Solve for x
    x = 9,704,167,680.96/112,698.03
  6. Step 6: Final answer
    x = 86,107.70

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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.