Home / 74,680.40-112,018.20-24,762.80

Finding the Fourth Proportional to 74,680.40, 112,018.20 and 24,762.80

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Solution

The fourth proportional to 74,680.40, 112,018.20 and 24,762.80 is: 37,143.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,680.40 : 112,018.20 = 24,762.80 : x
  2. Step 2: Convert to fraction form
    74,680.40/112,018.20 = 24,762.80/x
  3. Step 3: Cross multiply
    74,680.40x = 112,018.20 × 24,762.80
  4. Step 4: Simplify right side
    74,680.40x = 2,773,884,282.96
  5. Step 5: Solve for x
    x = 2,773,884,282.96/74,680.40
  6. Step 6: Final answer
    x = 37,143.40

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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.