Home / 247,242.06-341,136.81-166,818.78

Finding the Fourth Proportional to 247,242.06, 341,136.81 and 166,818.78

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Solution

The fourth proportional to 247,242.06, 341,136.81 and 166,818.78 is: 230,171.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,242.06 : 341,136.81 = 166,818.78 : x
  2. Step 2: Convert to fraction form
    247,242.06/341,136.81 = 166,818.78/x
  3. Step 3: Cross multiply
    247,242.06x = 341,136.81 × 166,818.78
  4. Step 4: Simplify right side
    247,242.06x = 56,908,026,457.29
  5. Step 5: Solve for x
    x = 56,908,026,457.29/247,242.06
  6. Step 6: Final answer
    x = 230,171.30

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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.