Home / 48,360.40-72,454.20-39,547.60

Finding the Fourth Proportional to 48,360.40, 72,454.20 and 39,547.60

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Solution

The fourth proportional to 48,360.40, 72,454.20 and 39,547.60 is: 59,250.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,360.40 : 72,454.20 = 39,547.60 : x
  2. Step 2: Convert to fraction form
    48,360.40/72,454.20 = 39,547.60/x
  3. Step 3: Cross multiply
    48,360.40x = 72,454.20 × 39,547.60
  4. Step 4: Simplify right side
    48,360.40x = 2,865,389,719.92
  5. Step 5: Solve for x
    x = 2,865,389,719.92/48,360.40
  6. Step 6: Final answer
    x = 59,250.74

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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.