Home / 54,711.73-75,501.14-30,837.93

Finding the Fourth Proportional to 54,711.73, 75,501.14 and 30,837.93

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Solution

The fourth proportional to 54,711.73, 75,501.14 and 30,837.93 is: 42,555.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,711.73 : 75,501.14 = 30,837.93 : x
  2. Step 2: Convert to fraction form
    54,711.73/75,501.14 = 30,837.93/x
  3. Step 3: Cross multiply
    54,711.73x = 75,501.14 × 30,837.93
  4. Step 4: Simplify right side
    54,711.73x = 2,328,298,870.24
  5. Step 5: Solve for x
    x = 2,328,298,870.24/54,711.73
  6. Step 6: Final answer
    x = 42,555.75

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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.