Home / 127,587.73-176,069.67-70,225.82

Finding the Fourth Proportional to 127,587.73, 176,069.67 and 70,225.82

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Solution

The fourth proportional to 127,587.73, 176,069.67 and 70,225.82 is: 96,910.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,587.73 : 176,069.67 = 70,225.82 : x
  2. Step 2: Convert to fraction form
    127,587.73/176,069.67 = 70,225.82/x
  3. Step 3: Cross multiply
    127,587.73x = 176,069.67 × 70,225.82
  4. Step 4: Simplify right side
    127,587.73x = 12,364,637,393.05
  5. Step 5: Solve for x
    x = 12,364,637,393.05/127,587.73
  6. Step 6: Final answer
    x = 96,910.87

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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.