Home / 47,300.80-70,924.20-17,719.60

Finding the Fourth Proportional to 47,300.80, 70,924.20 and 17,719.60

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Solution

The fourth proportional to 47,300.80, 70,924.20 and 17,719.60 is: 26,569.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,300.80 : 70,924.20 = 17,719.60 : x
  2. Step 2: Convert to fraction form
    47,300.80/70,924.20 = 17,719.60/x
  3. Step 3: Cross multiply
    47,300.80x = 70,924.20 × 17,719.60
  4. Step 4: Simplify right side
    47,300.80x = 1,256,748,454.32
  5. Step 5: Solve for x
    x = 1,256,748,454.32/47,300.80
  6. Step 6: Final answer
    x = 26,569.29

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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.