Home / 39,258.80-54,169.76-23,347.20

Finding the Fourth Proportional to 39,258.80, 54,169.76 and 23,347.20

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Solution

The fourth proportional to 39,258.80, 54,169.76 and 23,347.20 is: 32,214.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,258.80 : 54,169.76 = 23,347.20 : x
  2. Step 2: Convert to fraction form
    39,258.80/54,169.76 = 23,347.20/x
  3. Step 3: Cross multiply
    39,258.80x = 54,169.76 × 23,347.20
  4. Step 4: Simplify right side
    39,258.80x = 1,264,712,220.67
  5. Step 5: Solve for x
    x = 1,264,712,220.67/39,258.80
  6. Step 6: Final answer
    x = 32,214.74

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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.