Home / 176,143.20-264,214.80-57,818.40

Finding the Fourth Proportional to 176,143.20, 264,214.80 and 57,818.40

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Solution

The fourth proportional to 176,143.20, 264,214.80 and 57,818.40 is: 86,727.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,143.20 : 264,214.80 = 57,818.40 : x
  2. Step 2: Convert to fraction form
    176,143.20/264,214.80 = 57,818.40/x
  3. Step 3: Cross multiply
    176,143.20x = 264,214.80 × 57,818.40
  4. Step 4: Simplify right side
    176,143.20x = 15,276,476,992.32
  5. Step 5: Solve for x
    x = 15,276,476,992.32/176,143.20
  6. Step 6: Final answer
    x = 86,727.60

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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.