Home / 126,000.74-189,038.02-37,256.55

Finding the Fourth Proportional to 126,000.74, 189,038.02 and 37,256.55

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Solution

The fourth proportional to 126,000.74, 189,038.02 and 37,256.55 is: 55,895.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,000.74 : 189,038.02 = 37,256.55 : x
  2. Step 2: Convert to fraction form
    126,000.74/189,038.02 = 37,256.55/x
  3. Step 3: Cross multiply
    126,000.74x = 189,038.02 × 37,256.55
  4. Step 4: Simplify right side
    126,000.74x = 7,042,904,444.03
  5. Step 5: Solve for x
    x = 7,042,904,444.03/126,000.74
  6. Step 6: Final answer
    x = 55,895.74

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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.