Home / 247,203.04-341,119.20-139,758.16

Finding the Fourth Proportional to 247,203.04, 341,119.20 and 139,758.16

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Solution

The fourth proportional to 247,203.04, 341,119.20 and 139,758.16 is: 192,854.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,203.04 : 341,119.20 = 139,758.16 : x
  2. Step 2: Convert to fraction form
    247,203.04/341,119.20 = 139,758.16/x
  3. Step 3: Cross multiply
    247,203.04x = 341,119.20 × 139,758.16
  4. Step 4: Simplify right side
    247,203.04x = 47,674,191,732.67
  5. Step 5: Solve for x
    x = 47,674,191,732.67/247,203.04
  6. Step 6: Final answer
    x = 192,854.39

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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.