Home / 186,869.94-280,349.51-60,510.31

Finding the Fourth Proportional to 186,869.94, 280,349.51 and 60,510.31

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Solution

The fourth proportional to 186,869.94, 280,349.51 and 60,510.31 is: 90,779.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,869.94 : 280,349.51 = 60,510.31 : x
  2. Step 2: Convert to fraction form
    186,869.94/280,349.51 = 60,510.31/x
  3. Step 3: Cross multiply
    186,869.94x = 280,349.51 × 60,510.31
  4. Step 4: Simplify right side
    186,869.94x = 16,964,034,755.02
  5. Step 5: Solve for x
    x = 16,964,034,755.02/186,869.94
  6. Step 6: Final answer
    x = 90,779.90

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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.