Home / 48,503.07-72,754.47-13,442.76

Finding the Fourth Proportional to 48,503.07, 72,754.47 and 13,442.76

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Solution

The fourth proportional to 48,503.07, 72,754.47 and 13,442.76 is: 20,164.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,503.07 : 72,754.47 = 13,442.76 : x
  2. Step 2: Convert to fraction form
    48,503.07/72,754.47 = 13,442.76/x
  3. Step 3: Cross multiply
    48,503.07x = 72,754.47 × 13,442.76
  4. Step 4: Simplify right side
    48,503.07x = 978,020,879.14
  5. Step 5: Solve for x
    x = 978,020,879.14/48,503.07
  6. Step 6: Final answer
    x = 20,164.10

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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.