Home / 94,158.02-129,900.30-60,157.74

Finding the Fourth Proportional to 94,158.02, 129,900.30 and 60,157.74

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Solution

The fourth proportional to 94,158.02, 129,900.30 and 60,157.74 is: 82,993.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,158.02 : 129,900.30 = 60,157.74 : x
  2. Step 2: Convert to fraction form
    94,158.02/129,900.30 = 60,157.74/x
  3. Step 3: Cross multiply
    94,158.02x = 129,900.30 × 60,157.74
  4. Step 4: Simplify right side
    94,158.02x = 7,814,508,473.32
  5. Step 5: Solve for x
    x = 7,814,508,473.32/94,158.02
  6. Step 6: Final answer
    x = 82,993.55

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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.