Home / 94,172.56-129,959.10-51,152.45

Finding the Fourth Proportional to 94,172.56, 129,959.10 and 51,152.45

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Solution

The fourth proportional to 94,172.56, 129,959.10 and 51,152.45 is: 70,590.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,172.56 : 129,959.10 = 51,152.45 : x
  2. Step 2: Convert to fraction form
    94,172.56/129,959.10 = 51,152.45/x
  3. Step 3: Cross multiply
    94,172.56x = 129,959.10 × 51,152.45
  4. Step 4: Simplify right side
    94,172.56x = 6,647,726,364.80
  5. Step 5: Solve for x
    x = 6,647,726,364.80/94,172.56
  6. Step 6: Final answer
    x = 70,590.91

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.