Home / 94,000.45-129,719.73-50,980.89

Finding the Fourth Proportional to 94,000.45, 129,719.73 and 50,980.89

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Solution

The fourth proportional to 94,000.45, 129,719.73 and 50,980.89 is: 70,353.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,000.45 : 129,719.73 = 50,980.89 : x
  2. Step 2: Convert to fraction form
    94,000.45/129,719.73 = 50,980.89/x
  3. Step 3: Cross multiply
    94,000.45x = 129,719.73 × 50,980.89
  4. Step 4: Simplify right side
    94,000.45x = 6,613,227,285.96
  5. Step 5: Solve for x
    x = 6,613,227,285.96/94,000.45
  6. Step 6: Final answer
    x = 70,353.14

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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.