Home / 102,566.16-153,754.20-52,536.12

Finding the Fourth Proportional to 102,566.16, 153,754.20 and 52,536.12

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Solution

The fourth proportional to 102,566.16, 153,754.20 and 52,536.12 is: 78,755.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,566.16 : 153,754.20 = 52,536.12 : x
  2. Step 2: Convert to fraction form
    102,566.16/153,754.20 = 52,536.12/x
  3. Step 3: Cross multiply
    102,566.16x = 153,754.20 × 52,536.12
  4. Step 4: Simplify right side
    102,566.16x = 8,077,649,101.70
  5. Step 5: Solve for x
    x = 8,077,649,101.70/102,566.16
  6. Step 6: Final answer
    x = 78,755.50

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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.