Home / 127,984.30-176,608.60-70,625.91

Finding the Fourth Proportional to 127,984.30, 176,608.60 and 70,625.91

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Solution

The fourth proportional to 127,984.30, 176,608.60 and 70,625.91 is: 97,458.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,984.30 : 176,608.60 = 70,625.91 : x
  2. Step 2: Convert to fraction form
    127,984.30/176,608.60 = 70,625.91/x
  3. Step 3: Cross multiply
    127,984.30x = 176,608.60 × 70,625.91
  4. Step 4: Simplify right side
    127,984.30x = 12,473,143,088.83
  5. Step 5: Solve for x
    x = 12,473,143,088.83/127,984.30
  6. Step 6: Final answer
    x = 97,458.38

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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.