Home / 247,238.55-341,210.34-139,827.69

Finding the Fourth Proportional to 247,238.55, 341,210.34 and 139,827.69

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Solution

The fourth proportional to 247,238.55, 341,210.34 and 139,827.69 is: 192,974.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,238.55 : 341,210.34 = 139,827.69 : x
  2. Step 2: Convert to fraction form
    247,238.55/341,210.34 = 139,827.69/x
  3. Step 3: Cross multiply
    247,238.55x = 341,210.34 × 139,827.69
  4. Step 4: Simplify right side
    247,238.55x = 47,710,653,646.31
  5. Step 5: Solve for x
    x = 47,710,653,646.31/247,238.55
  6. Step 6: Final answer
    x = 192,974.17

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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.