Home / 126,325.37-174,358.33-83,312.65

Finding the Fourth Proportional to 126,325.37, 174,358.33 and 83,312.65

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Solution

The fourth proportional to 126,325.37, 174,358.33 and 83,312.65 is: 114,990.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,325.37 : 174,358.33 = 83,312.65 : x
  2. Step 2: Convert to fraction form
    126,325.37/174,358.33 = 83,312.65/x
  3. Step 3: Cross multiply
    126,325.37x = 174,358.33 × 83,312.65
  4. Step 4: Simplify right side
    126,325.37x = 14,526,254,521.87
  5. Step 5: Solve for x
    x = 14,526,254,521.87/126,325.37
  6. Step 6: Final answer
    x = 114,990.79

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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.