Home / 160,235.15-240,343.91-47,916.29

Finding the Fourth Proportional to 160,235.15, 240,343.91 and 47,916.29

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Solution

The fourth proportional to 160,235.15, 240,343.91 and 47,916.29 is: 71,871.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,235.15 : 240,343.91 = 47,916.29 : x
  2. Step 2: Convert to fraction form
    160,235.15/240,343.91 = 47,916.29/x
  3. Step 3: Cross multiply
    160,235.15x = 240,343.91 × 47,916.29
  4. Step 4: Simplify right side
    160,235.15x = 11,516,389,032.26
  5. Step 5: Solve for x
    x = 11,516,389,032.26/160,235.15
  6. Step 6: Final answer
    x = 71,871.80

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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.