Home / 166,827.53-230,222.12-90,346.74

Finding the Fourth Proportional to 166,827.53, 230,222.12 and 90,346.74

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Solution

The fourth proportional to 166,827.53, 230,222.12 and 90,346.74 is: 124,678.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,827.53 : 230,222.12 = 90,346.74 : x
  2. Step 2: Convert to fraction form
    166,827.53/230,222.12 = 90,346.74/x
  3. Step 3: Cross multiply
    166,827.53x = 230,222.12 × 90,346.74
  4. Step 4: Simplify right side
    166,827.53x = 20,799,817,566.16
  5. Step 5: Solve for x
    x = 20,799,817,566.16/166,827.53
  6. Step 6: Final answer
    x = 124,678.57

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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.