Home / 180,723.60-249,400.01-100,152.46

Finding the Fourth Proportional to 180,723.60, 249,400.01 and 100,152.46

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Solution

The fourth proportional to 180,723.60, 249,400.01 and 100,152.46 is: 138,211.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,723.60 : 249,400.01 = 100,152.46 : x
  2. Step 2: Convert to fraction form
    180,723.60/249,400.01 = 100,152.46/x
  3. Step 3: Cross multiply
    180,723.60x = 249,400.01 × 100,152.46
  4. Step 4: Simplify right side
    180,723.60x = 24,978,024,525.52
  5. Step 5: Solve for x
    x = 24,978,024,525.52/180,723.60
  6. Step 6: Final answer
    x = 138,211.19

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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.