Home / 52,686.57-72,709.47-30,029.14

Finding the Fourth Proportional to 52,686.57, 72,709.47 and 30,029.14

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Solution

The fourth proportional to 52,686.57, 72,709.47 and 30,029.14 is: 41,441.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,686.57 : 72,709.47 = 30,029.14 : x
  2. Step 2: Convert to fraction form
    52,686.57/72,709.47 = 30,029.14/x
  3. Step 3: Cross multiply
    52,686.57x = 72,709.47 × 30,029.14
  4. Step 4: Simplify right side
    52,686.57x = 2,183,402,672.18
  5. Step 5: Solve for x
    x = 2,183,402,672.18/52,686.57
  6. Step 6: Final answer
    x = 41,441.35

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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.