Home / 127,026.57-175,303.67-70,436.73

Finding the Fourth Proportional to 127,026.57, 175,303.67 and 70,436.73

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Solution

The fourth proportional to 127,026.57, 175,303.67 and 70,436.73 is: 97,206.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,026.57 : 175,303.67 = 70,436.73 : x
  2. Step 2: Convert to fraction form
    127,026.57/175,303.67 = 70,436.73/x
  3. Step 3: Cross multiply
    127,026.57x = 175,303.67 × 70,436.73
  4. Step 4: Simplify right side
    127,026.57x = 12,347,816,919.62
  5. Step 5: Solve for x
    x = 12,347,816,919.62/127,026.57
  6. Step 6: Final answer
    x = 97,206.57

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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.