Home / 127,587.62-176,069.54-70,225.72

Finding the Fourth Proportional to 127,587.62, 176,069.54 and 70,225.72

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Solution

The fourth proportional to 127,587.62, 176,069.54 and 70,225.72 is: 96,910.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,587.62 : 176,069.54 = 70,225.72 : x
  2. Step 2: Convert to fraction form
    127,587.62/176,069.54 = 70,225.72/x
  3. Step 3: Cross multiply
    127,587.62x = 176,069.54 × 70,225.72
  4. Step 4: Simplify right side
    127,587.62x = 12,364,610,216.57
  5. Step 5: Solve for x
    x = 12,364,610,216.57/127,587.62
  6. Step 6: Final answer
    x = 96,910.74

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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.