Home / 247,124.28-370,712.34-80,925.24

Finding the Fourth Proportional to 247,124.28, 370,712.34 and 80,925.24

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Solution

The fourth proportional to 247,124.28, 370,712.34 and 80,925.24 is: 121,396.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,124.28 : 370,712.34 = 80,925.24 : x
  2. Step 2: Convert to fraction form
    247,124.28/370,712.34 = 80,925.24/x
  3. Step 3: Cross multiply
    247,124.28x = 370,712.34 × 80,925.24
  4. Step 4: Simplify right side
    247,124.28x = 29,999,985,085.46
  5. Step 5: Solve for x
    x = 29,999,985,085.46/247,124.28
  6. Step 6: Final answer
    x = 121,396.35

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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.