Home / 144,255.42-216,408.24-69,510.24

Finding the Fourth Proportional to 144,255.42, 216,408.24 and 69,510.24

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Solution

The fourth proportional to 144,255.42, 216,408.24 and 69,510.24 is: 104,277.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,255.42 : 216,408.24 = 69,510.24 : x
  2. Step 2: Convert to fraction form
    144,255.42/216,408.24 = 69,510.24/x
  3. Step 3: Cross multiply
    144,255.42x = 216,408.24 × 69,510.24
  4. Step 4: Simplify right side
    144,255.42x = 15,042,588,700.38
  5. Step 5: Solve for x
    x = 15,042,588,700.38/144,255.42
  6. Step 6: Final answer
    x = 104,277.46

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1.5x scale

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.