Home / 94,000.19-129,719.56-51,558.42

Finding the Fourth Proportional to 94,000.19, 129,719.56 and 51,558.42

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Solution

The fourth proportional to 94,000.19, 129,719.56 and 51,558.42 is: 71,150.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,000.19 : 129,719.56 = 51,558.42 : x
  2. Step 2: Convert to fraction form
    94,000.19/129,719.56 = 51,558.42/x
  3. Step 3: Cross multiply
    94,000.19x = 129,719.56 × 51,558.42
  4. Step 4: Simplify right side
    94,000.19x = 6,688,135,298.90
  5. Step 5: Solve for x
    x = 6,688,135,298.90/94,000.19
  6. Step 6: Final answer
    x = 71,150.23

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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.