Home / 61,306.75-91,423.64-60,746.23

Finding the Fourth Proportional to 61,306.75, 91,423.64 and 60,746.23

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Solution

The fourth proportional to 61,306.75, 91,423.64 and 60,746.23 is: 90,587.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,306.75 : 91,423.64 = 60,746.23 : x
  2. Step 2: Convert to fraction form
    61,306.75/91,423.64 = 60,746.23/x
  3. Step 3: Cross multiply
    61,306.75x = 91,423.64 × 60,746.23
  4. Step 4: Simplify right side
    61,306.75x = 5,553,641,159.15
  5. Step 5: Solve for x
    x = 5,553,641,159.15/61,306.75
  6. Step 6: Final answer
    x = 90,587.76

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.