Home / 52,130.40-78,195.60-17,061.60

Finding the Fourth Proportional to 52,130.40, 78,195.60 and 17,061.60

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Solution

The fourth proportional to 52,130.40, 78,195.60 and 17,061.60 is: 25,592.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,130.40 : 78,195.60 = 17,061.60 : x
  2. Step 2: Convert to fraction form
    52,130.40/78,195.60 = 17,061.60/x
  3. Step 3: Cross multiply
    52,130.40x = 78,195.60 × 17,061.60
  4. Step 4: Simplify right side
    52,130.40x = 1,334,142,048.96
  5. Step 5: Solve for x
    x = 1,334,142,048.96/52,130.40
  6. Step 6: Final answer
    x = 25,592.40

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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.