Home / 127,594.04-176,076.78-71,004.20

Finding the Fourth Proportional to 127,594.04, 176,076.78 and 71,004.20

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Solution

The fourth proportional to 127,594.04, 176,076.78 and 71,004.20 is: 97,984.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,594.04 : 176,076.78 = 71,004.20 : x
  2. Step 2: Convert to fraction form
    127,594.04/176,076.78 = 71,004.20/x
  3. Step 3: Cross multiply
    127,594.04x = 176,076.78 × 71,004.20
  4. Step 4: Simplify right side
    127,594.04x = 12,502,190,902.48
  5. Step 5: Solve for x
    x = 12,502,190,902.48/127,594.04
  6. Step 6: Final answer
    x = 97,984.13

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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.