Home / 61,827.12-85,321-33,532.88

Finding the Fourth Proportional to 61,827.12, 85,321 and 33,532.88

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Solution

The fourth proportional to 61,827.12, 85,321 and 33,532.88 is: 46,275.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,827.12 : 85,321 = 33,532.88 : x
  2. Step 2: Convert to fraction form
    61,827.12/85,321 = 33,532.88/x
  3. Step 3: Cross multiply
    61,827.12x = 85,321 × 33,532.88
  4. Step 4: Simplify right side
    61,827.12x = 2,861,058,854.48
  5. Step 5: Solve for x
    x = 2,861,058,854.48/61,827.12
  6. Step 6: Final answer
    x = 46,275.14

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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.