Home / 113,281.77-169,950.60-56,382.78

Finding the Fourth Proportional to 113,281.77, 169,950.60 and 56,382.78

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Solution

The fourth proportional to 113,281.77, 169,950.60 and 56,382.78 is: 84,588.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,281.77 : 169,950.60 = 56,382.78 : x
  2. Step 2: Convert to fraction form
    113,281.77/169,950.60 = 56,382.78/x
  3. Step 3: Cross multiply
    113,281.77x = 169,950.60 × 56,382.78
  4. Step 4: Simplify right side
    113,281.77x = 9,582,287,290.67
  5. Step 5: Solve for x
    x = 9,582,287,290.67/113,281.77
  6. Step 6: Final answer
    x = 84,588.08

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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.