Home / 102,577.34-141,555.66-60,127.68

Finding the Fourth Proportional to 102,577.34, 141,555.66 and 60,127.68

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Solution

The fourth proportional to 102,577.34, 141,555.66 and 60,127.68 is: 82,975.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,577.34 : 141,555.66 = 60,127.68 : x
  2. Step 2: Convert to fraction form
    102,577.34/141,555.66 = 60,127.68/x
  3. Step 3: Cross multiply
    102,577.34x = 141,555.66 × 60,127.68
  4. Step 4: Simplify right side
    102,577.34x = 8,511,413,426.67
  5. Step 5: Solve for x
    x = 8,511,413,426.67/102,577.34
  6. Step 6: Final answer
    x = 82,975.57

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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.