Home / 129,312.30-193,960.38-61,892.22

Finding the Fourth Proportional to 129,312.30, 193,960.38 and 61,892.22

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Solution

The fourth proportional to 129,312.30, 193,960.38 and 61,892.22 is: 92,834.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,312.30 : 193,960.38 = 61,892.22 : x
  2. Step 2: Convert to fraction form
    129,312.30/193,960.38 = 61,892.22/x
  3. Step 3: Cross multiply
    129,312.30x = 193,960.38 × 61,892.22
  4. Step 4: Simplify right side
    129,312.30x = 12,004,638,510.24
  5. Step 5: Solve for x
    x = 12,004,638,510.24/129,312.30
  6. Step 6: Final answer
    x = 92,834.47

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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.