Home / 127,953.50-176,575.83-71,364.92

Finding the Fourth Proportional to 127,953.50, 176,575.83 and 71,364.92

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Solution

The fourth proportional to 127,953.50, 176,575.83 and 71,364.92 is: 98,483.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,953.50 : 176,575.83 = 71,364.92 : x
  2. Step 2: Convert to fraction form
    127,953.50/176,575.83 = 71,364.92/x
  3. Step 3: Cross multiply
    127,953.50x = 176,575.83 × 71,364.92
  4. Step 4: Simplify right side
    127,953.50x = 12,601,319,981.88
  5. Step 5: Solve for x
    x = 12,601,319,981.88/127,953.50
  6. Step 6: Final answer
    x = 98,483.59

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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.