Home / 61,677.12-85,114.36-33,382.76

Finding the Fourth Proportional to 61,677.12, 85,114.36 and 33,382.76

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Solution

The fourth proportional to 61,677.12, 85,114.36 and 33,382.76 is: 46,068.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,677.12 : 85,114.36 = 33,382.76 : x
  2. Step 2: Convert to fraction form
    61,677.12/85,114.36 = 33,382.76/x
  3. Step 3: Cross multiply
    61,677.12x = 85,114.36 × 33,382.76
  4. Step 4: Simplify right side
    61,677.12x = 2,841,352,252.43
  5. Step 5: Solve for x
    x = 2,841,352,252.43/61,677.12
  6. Step 6: Final answer
    x = 46,068.17

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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.