Home / 74,337.24-102,585.44-42,506.76

Finding the Fourth Proportional to 74,337.24, 102,585.44 and 42,506.76

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Solution

The fourth proportional to 74,337.24, 102,585.44 and 42,506.76 is: 58,659.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,337.24 : 102,585.44 = 42,506.76 : x
  2. Step 2: Convert to fraction form
    74,337.24/102,585.44 = 42,506.76/x
  3. Step 3: Cross multiply
    74,337.24x = 102,585.44 × 42,506.76
  4. Step 4: Simplify right side
    74,337.24x = 4,360,574,677.57
  5. Step 5: Solve for x
    x = 4,360,574,677.57/74,337.24
  6. Step 6: Final answer
    x = 58,659.36

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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.