Home / 261,341.16-392,103.90-95,145.96

Finding the Fourth Proportional to 261,341.16, 392,103.90 and 95,145.96

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Solution

The fourth proportional to 261,341.16, 392,103.90 and 95,145.96 is: 142,752.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    261,341.16 : 392,103.90 = 95,145.96 : x
  2. Step 2: Convert to fraction form
    261,341.16/392,103.90 = 95,145.96/x
  3. Step 3: Cross multiply
    261,341.16x = 392,103.90 × 95,145.96
  4. Step 4: Simplify right side
    261,341.16x = 37,307,101,985.24
  5. Step 5: Solve for x
    x = 37,307,101,985.24/261,341.16
  6. Step 6: Final answer
    x = 142,752.49

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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.