Home / 144,444.69-199,250.15-87,044.85

Finding the Fourth Proportional to 144,444.69, 199,250.15 and 87,044.85

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Solution

The fourth proportional to 144,444.69, 199,250.15 and 87,044.85 is: 120,071.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,444.69 : 199,250.15 = 87,044.85 : x
  2. Step 2: Convert to fraction form
    144,444.69/199,250.15 = 87,044.85/x
  3. Step 3: Cross multiply
    144,444.69x = 199,250.15 × 87,044.85
  4. Step 4: Simplify right side
    144,444.69x = 17,343,698,984.00
  5. Step 5: Solve for x
    x = 17,343,698,984.00/144,444.69
  6. Step 6: Final answer
    x = 120,071.56

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.