Home / 127,558.26-176,037.30-70,970.85

Finding the Fourth Proportional to 127,558.26, 176,037.30 and 70,970.85

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Solution

The fourth proportional to 127,558.26, 176,037.30 and 70,970.85 is: 97,943.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,558.26 : 176,037.30 = 70,970.85 : x
  2. Step 2: Convert to fraction form
    127,558.26/176,037.30 = 70,970.85/x
  3. Step 3: Cross multiply
    127,558.26x = 176,037.30 × 70,970.85
  4. Step 4: Simplify right side
    127,558.26x = 12,493,516,812.71
  5. Step 5: Solve for x
    x = 12,493,516,812.71/127,558.26
  6. Step 6: Final answer
    x = 97,943.61

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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.