Home / 111,570.17-167,360.63-36,688.65

Finding the Fourth Proportional to 111,570.17, 167,360.63 and 36,688.65

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Solution

The fourth proportional to 111,570.17, 167,360.63 and 36,688.65 is: 55,034.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,570.17 : 167,360.63 = 36,688.65 : x
  2. Step 2: Convert to fraction form
    111,570.17/167,360.63 = 36,688.65/x
  3. Step 3: Cross multiply
    111,570.17x = 167,360.63 × 36,688.65
  4. Step 4: Simplify right side
    111,570.17x = 6,140,235,394.41
  5. Step 5: Solve for x
    x = 6,140,235,394.41/111,570.17
  6. Step 6: Final answer
    x = 55,034.74

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.