Home / 127,624.02-191,456.76-43,391.70

Finding the Fourth Proportional to 127,624.02, 191,456.76 and 43,391.70

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Solution

The fourth proportional to 127,624.02, 191,456.76 and 43,391.70 is: 65,094.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,624.02 : 191,456.76 = 43,391.70 : x
  2. Step 2: Convert to fraction form
    127,624.02/191,456.76 = 43,391.70/x
  3. Step 3: Cross multiply
    127,624.02x = 191,456.76 × 43,391.70
  4. Step 4: Simplify right side
    127,624.02x = 8,307,634,292.89
  5. Step 5: Solve for x
    x = 8,307,634,292.89/127,624.02
  6. Step 6: Final answer
    x = 65,094.60

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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.