Home / 53,868.32-74,312.76-34,998.56

Finding the Fourth Proportional to 53,868.32, 74,312.76 and 34,998.56

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Solution

The fourth proportional to 53,868.32, 74,312.76 and 34,998.56 is: 48,281.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,868.32 : 74,312.76 = 34,998.56 : x
  2. Step 2: Convert to fraction form
    53,868.32/74,312.76 = 34,998.56/x
  3. Step 3: Cross multiply
    53,868.32x = 74,312.76 × 34,998.56
  4. Step 4: Simplify right side
    53,868.32x = 2,600,839,589.63
  5. Step 5: Solve for x
    x = 2,600,839,589.63/53,868.32
  6. Step 6: Final answer
    x = 48,281.43

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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.