Home / 52,400.56-72,314.28-28,527.63

Finding the Fourth Proportional to 52,400.56, 72,314.28 and 28,527.63

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Solution

The fourth proportional to 52,400.56, 72,314.28 and 28,527.63 is: 39,368.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,400.56 : 72,314.28 = 28,527.63 : x
  2. Step 2: Convert to fraction form
    52,400.56/72,314.28 = 28,527.63/x
  3. Step 3: Cross multiply
    52,400.56x = 72,314.28 × 28,527.63
  4. Step 4: Simplify right side
    52,400.56x = 2,062,954,880.92
  5. Step 5: Solve for x
    x = 2,062,954,880.92/52,400.56
  6. Step 6: Final answer
    x = 39,368.95

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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.