Home / 129,862.02-194,814.51-45,600.28

Finding the Fourth Proportional to 129,862.02, 194,814.51 and 45,600.28

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Solution

The fourth proportional to 129,862.02, 194,814.51 and 45,600.28 is: 68,407.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,862.02 : 194,814.51 = 45,600.28 : x
  2. Step 2: Convert to fraction form
    129,862.02/194,814.51 = 45,600.28/x
  3. Step 3: Cross multiply
    129,862.02x = 194,814.51 × 45,600.28
  4. Step 4: Simplify right side
    129,862.02x = 8,883,596,204.06
  5. Step 5: Solve for x
    x = 8,883,596,204.06/129,862.02
  6. Step 6: Final answer
    x = 68,407.96

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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.