Home / 56,542.32-84,319.11-49,554.72

Finding the Fourth Proportional to 56,542.32, 84,319.11 and 49,554.72

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Solution

The fourth proportional to 56,542.32, 84,319.11 and 49,554.72 is: 73,898.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,542.32 : 84,319.11 = 49,554.72 : x
  2. Step 2: Convert to fraction form
    56,542.32/84,319.11 = 49,554.72/x
  3. Step 3: Cross multiply
    56,542.32x = 84,319.11 × 49,554.72
  4. Step 4: Simplify right side
    56,542.32x = 4,178,409,886.70
  5. Step 5: Solve for x
    x = 4,178,409,886.70/56,542.32
  6. Step 6: Final answer
    x = 73,898.81

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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.