Home / 247,075.77-341,001.12-156,440.14

Finding the Fourth Proportional to 247,075.77, 341,001.12 and 156,440.14

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Solution

The fourth proportional to 247,075.77, 341,001.12 and 156,440.14 is: 215,910.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,075.77 : 341,001.12 = 156,440.14 : x
  2. Step 2: Convert to fraction form
    247,075.77/341,001.12 = 156,440.14/x
  3. Step 3: Cross multiply
    247,075.77x = 341,001.12 × 156,440.14
  4. Step 4: Simplify right side
    247,075.77x = 53,346,262,952.96
  5. Step 5: Solve for x
    x = 53,346,262,952.96/247,075.77
  6. Step 6: Final answer
    x = 215,910.54

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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.