Home / 108,558.04-162,942-52,437.48

Finding the Fourth Proportional to 108,558.04, 162,942 and 52,437.48

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Solution

The fourth proportional to 108,558.04, 162,942 and 52,437.48 is: 78,706.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,558.04 : 162,942 = 52,437.48 : x
  2. Step 2: Convert to fraction form
    108,558.04/162,942 = 52,437.48/x
  3. Step 3: Cross multiply
    108,558.04x = 162,942 × 52,437.48
  4. Step 4: Simplify right side
    108,558.04x = 8,544,267,866.16
  5. Step 5: Solve for x
    x = 8,544,267,866.16/108,558.04
  6. Step 6: Final answer
    x = 78,706.91

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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.