Home / 127,708.04-176,235.01-70,352.82

Finding the Fourth Proportional to 127,708.04, 176,235.01 and 70,352.82

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Solution

The fourth proportional to 127,708.04, 176,235.01 and 70,352.82 is: 97,085.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,708.04 : 176,235.01 = 70,352.82 : x
  2. Step 2: Convert to fraction form
    127,708.04/176,235.01 = 70,352.82/x
  3. Step 3: Cross multiply
    127,708.04x = 176,235.01 × 70,352.82
  4. Step 4: Simplify right side
    127,708.04x = 12,398,629,760.35
  5. Step 5: Solve for x
    x = 12,398,629,760.35/127,708.04
  6. Step 6: Final answer
    x = 97,085.74

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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.