Home / 127,440.06-175,876.48-70,859.94

Finding the Fourth Proportional to 127,440.06, 175,876.48 and 70,859.94

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Solution

The fourth proportional to 127,440.06, 175,876.48 and 70,859.94 is: 97,791.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,440.06 : 175,876.48 = 70,859.94 : x
  2. Step 2: Convert to fraction form
    127,440.06/175,876.48 = 70,859.94/x
  3. Step 3: Cross multiply
    127,440.06x = 175,876.48 × 70,859.94
  4. Step 4: Simplify right side
    127,440.06x = 12,462,596,820.21
  5. Step 5: Solve for x
    x = 12,462,596,820.21/127,440.06
  6. Step 6: Final answer
    x = 97,791.83

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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.