Home / 72,970.20-109,464.28-24,946.72

Finding the Fourth Proportional to 72,970.20, 109,464.28 and 24,946.72

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Solution

The fourth proportional to 72,970.20, 109,464.28 and 24,946.72 is: 37,423.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,970.20 : 109,464.28 = 24,946.72 : x
  2. Step 2: Convert to fraction form
    72,970.20/109,464.28 = 24,946.72/x
  3. Step 3: Cross multiply
    72,970.20x = 109,464.28 × 24,946.72
  4. Step 4: Simplify right side
    72,970.20x = 2,730,774,407.13
  5. Step 5: Solve for x
    x = 2,730,774,407.13/72,970.20
  6. Step 6: Final answer
    x = 37,423.15

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1.5x scale

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.