Home / 79,541.68-119,312.55-23,381.79

Finding the Fourth Proportional to 79,541.68, 119,312.55 and 23,381.79

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Solution

The fourth proportional to 79,541.68, 119,312.55 and 23,381.79 is: 35,072.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,541.68 : 119,312.55 = 23,381.79 : x
  2. Step 2: Convert to fraction form
    79,541.68/119,312.55 = 23,381.79/x
  3. Step 3: Cross multiply
    79,541.68x = 119,312.55 × 23,381.79
  4. Step 4: Simplify right side
    79,541.68x = 2,789,740,988.46
  5. Step 5: Solve for x
    x = 2,789,740,988.46/79,541.68
  6. Step 6: Final answer
    x = 35,072.69

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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.