Home / 48,247.73-72,373.63-13,187.29

Finding the Fourth Proportional to 48,247.73, 72,373.63 and 13,187.29

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Solution

The fourth proportional to 48,247.73, 72,373.63 and 13,187.29 is: 19,781.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,247.73 : 72,373.63 = 13,187.29 : x
  2. Step 2: Convert to fraction form
    48,247.73/72,373.63 = 13,187.29/x
  3. Step 3: Cross multiply
    48,247.73x = 72,373.63 × 13,187.29
  4. Step 4: Simplify right side
    48,247.73x = 954,411,981.23
  5. Step 5: Solve for x
    x = 954,411,981.23/48,247.73
  6. Step 6: Final answer
    x = 19,781.49

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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.