Home / 36,374.48-54,561.72-31,429.16

Finding the Fourth Proportional to 36,374.48, 54,561.72 and 31,429.16

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Solution

The fourth proportional to 36,374.48, 54,561.72 and 31,429.16 is: 47,143.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,374.48 : 54,561.72 = 31,429.16 : x
  2. Step 2: Convert to fraction form
    36,374.48/54,561.72 = 31,429.16/x
  3. Step 3: Cross multiply
    36,374.48x = 54,561.72 × 31,429.16
  4. Step 4: Simplify right side
    36,374.48x = 1,714,829,027.76
  5. Step 5: Solve for x
    x = 1,714,829,027.76/36,374.48
  6. Step 6: Final answer
    x = 47,143.74

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.