Home / 97,631.72-134,734.95-54,024.77

Finding the Fourth Proportional to 97,631.72, 134,734.95 and 54,024.77

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Solution

The fourth proportional to 97,631.72, 134,734.95 and 54,024.77 is: 74,555.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,631.72 : 134,734.95 = 54,024.77 : x
  2. Step 2: Convert to fraction form
    97,631.72/134,734.95 = 54,024.77/x
  3. Step 3: Cross multiply
    97,631.72x = 134,734.95 × 54,024.77
  4. Step 4: Simplify right side
    97,631.72x = 7,279,024,011.04
  5. Step 5: Solve for x
    x = 7,279,024,011.04/97,631.72
  6. Step 6: Final answer
    x = 74,555.94

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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.