Home / 109,374.57-150,937.56-61,628.85

Finding the Fourth Proportional to 109,374.57, 150,937.56 and 61,628.85

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Solution

The fourth proportional to 109,374.57, 150,937.56 and 61,628.85 is: 85,048.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,374.57 : 150,937.56 = 61,628.85 : x
  2. Step 2: Convert to fraction form
    109,374.57/150,937.56 = 61,628.85/x
  3. Step 3: Cross multiply
    109,374.57x = 150,937.56 × 61,628.85
  4. Step 4: Simplify right side
    109,374.57x = 9,302,108,244.61
  5. Step 5: Solve for x
    x = 9,302,108,244.61/109,374.57
  6. Step 6: Final answer
    x = 85,048.18

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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.