Home / 110,256.55-152,154.05-62,509.90

Finding the Fourth Proportional to 110,256.55, 152,154.05 and 62,509.90

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Solution

The fourth proportional to 110,256.55, 152,154.05 and 62,509.90 is: 86,263.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,256.55 : 152,154.05 = 62,509.90 : x
  2. Step 2: Convert to fraction form
    110,256.55/152,154.05 = 62,509.90/x
  3. Step 3: Cross multiply
    110,256.55x = 152,154.05 × 62,509.90
  4. Step 4: Simplify right side
    110,256.55x = 9,511,134,450.10
  5. Step 5: Solve for x
    x = 9,511,134,450.10/110,256.55
  6. Step 6: Final answer
    x = 86,263.67

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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.