Home / 174,729.90-240,532.20-129,322.29

Finding the Fourth Proportional to 174,729.90, 240,532.20 and 129,322.29

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Solution

The fourth proportional to 174,729.90, 240,532.20 and 129,322.29 is: 178,024.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,729.90 : 240,532.20 = 129,322.29 : x
  2. Step 2: Convert to fraction form
    174,729.90/240,532.20 = 129,322.29/x
  3. Step 3: Cross multiply
    174,729.90x = 240,532.20 × 129,322.29
  4. Step 4: Simplify right side
    174,729.90x = 31,106,174,922.74
  5. Step 5: Solve for x
    x = 31,106,174,922.74/174,729.90
  6. Step 6: Final answer
    x = 178,024.34

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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.