Home / 90,017.57-124,225.16-62,833.16

Finding the Fourth Proportional to 90,017.57, 124,225.16 and 62,833.16

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Solution

The fourth proportional to 90,017.57, 124,225.16 and 62,833.16 is: 86,710.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,017.57 : 124,225.16 = 62,833.16 : x
  2. Step 2: Convert to fraction form
    90,017.57/124,225.16 = 62,833.16/x
  3. Step 3: Cross multiply
    90,017.57x = 124,225.16 × 62,833.16
  4. Step 4: Simplify right side
    90,017.57x = 7,805,458,419.01
  5. Step 5: Solve for x
    x = 7,805,458,419.01/90,017.57
  6. Step 6: Final answer
    x = 86,710.39

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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.