Home / 247,050.40-340,926.88-133,872.16

Finding the Fourth Proportional to 247,050.40, 340,926.88 and 133,872.16

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Solution

The fourth proportional to 247,050.40, 340,926.88 and 133,872.16 is: 184,742.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,050.40 : 340,926.88 = 133,872.16 : x
  2. Step 2: Convert to fraction form
    247,050.40/340,926.88 = 133,872.16/x
  3. Step 3: Cross multiply
    247,050.40x = 340,926.88 × 133,872.16
  4. Step 4: Simplify right side
    247,050.40x = 45,640,617,827.66
  5. Step 5: Solve for x
    x = 45,640,617,827.66/247,050.40
  6. Step 6: Final answer
    x = 184,742.13

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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.