Home / 52,439.15-72,736.79-50,547.80

Finding the Fourth Proportional to 52,439.15, 72,736.79 and 50,547.80

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Solution

The fourth proportional to 52,439.15, 72,736.79 and 50,547.80 is: 70,113.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,439.15 : 72,736.79 = 50,547.80 : x
  2. Step 2: Convert to fraction form
    52,439.15/72,736.79 = 50,547.80/x
  3. Step 3: Cross multiply
    52,439.15x = 72,736.79 × 50,547.80
  4. Step 4: Simplify right side
    52,439.15x = 3,676,684,233.52
  5. Step 5: Solve for x
    x = 3,676,684,233.52/52,439.15
  6. Step 6: Final answer
    x = 70,113.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.