Home / 176,017.32-242,917.72-148,642.56

Finding the Fourth Proportional to 176,017.32, 242,917.72 and 148,642.56

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Solution

The fourth proportional to 176,017.32, 242,917.72 and 148,642.56 is: 205,138.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,017.32 : 242,917.72 = 148,642.56 : x
  2. Step 2: Convert to fraction form
    176,017.32/242,917.72 = 148,642.56/x
  3. Step 3: Cross multiply
    176,017.32x = 242,917.72 × 148,642.56
  4. Step 4: Simplify right side
    176,017.32x = 36,107,911,398.56
  5. Step 5: Solve for x
    x = 36,107,911,398.56/176,017.32
  6. Step 6: Final answer
    x = 205,138.40

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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.