Home / 178,133.16-245,818.94-101,650.85

Finding the Fourth Proportional to 178,133.16, 245,818.94 and 101,650.85

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Solution

The fourth proportional to 178,133.16, 245,818.94 and 101,650.85 is: 140,275.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,133.16 : 245,818.94 = 101,650.85 : x
  2. Step 2: Convert to fraction form
    178,133.16/245,818.94 = 101,650.85/x
  3. Step 3: Cross multiply
    178,133.16x = 245,818.94 × 101,650.85
  4. Step 4: Simplify right side
    178,133.16x = 24,987,702,459.75
  5. Step 5: Solve for x
    x = 24,987,702,459.75/178,133.16
  6. Step 6: Final answer
    x = 140,275.41

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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.