Home / 58,366.12-81,089.01-57,666.28

Finding the Fourth Proportional to 58,366.12, 81,089.01 and 57,666.28

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Solution

The fourth proportional to 58,366.12, 81,089.01 and 57,666.28 is: 80,116.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,366.12 : 81,089.01 = 57,666.28 : x
  2. Step 2: Convert to fraction form
    58,366.12/81,089.01 = 57,666.28/x
  3. Step 3: Cross multiply
    58,366.12x = 81,089.01 × 57,666.28
  4. Step 4: Simplify right side
    58,366.12x = 4,676,101,352.86
  5. Step 5: Solve for x
    x = 4,676,101,352.86/58,366.12
  6. Step 6: Final answer
    x = 80,116.71

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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.