Home / 295,218.90-442,937.70-117,853.20

Finding the Fourth Proportional to 295,218.90, 442,937.70 and 117,853.20

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Solution

The fourth proportional to 295,218.90, 442,937.70 and 117,853.20 is: 176,823.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,218.90 : 442,937.70 = 117,853.20 : x
  2. Step 2: Convert to fraction form
    295,218.90/442,937.70 = 117,853.20/x
  3. Step 3: Cross multiply
    295,218.90x = 442,937.70 × 117,853.20
  4. Step 4: Simplify right side
    295,218.90x = 52,201,625,345.64
  5. Step 5: Solve for x
    x = 52,201,625,345.64/295,218.90
  6. Step 6: Final answer
    x = 176,823.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.