Home / 185,028.34-255,333.98-103,354.42

Finding the Fourth Proportional to 185,028.34, 255,333.98 and 103,354.42

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Solution

The fourth proportional to 185,028.34, 255,333.98 and 103,354.42 is: 142,626.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,028.34 : 255,333.98 = 103,354.42 : x
  2. Step 2: Convert to fraction form
    185,028.34/255,333.98 = 103,354.42/x
  3. Step 3: Cross multiply
    185,028.34x = 255,333.98 × 103,354.42
  4. Step 4: Simplify right side
    185,028.34x = 26,389,895,409.19
  5. Step 5: Solve for x
    x = 26,389,895,409.19/185,028.34
  6. Step 6: Final answer
    x = 142,626.23

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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.