Home / 53,754.45-74,011.68-48,772.17

Finding the Fourth Proportional to 53,754.45, 74,011.68 and 48,772.17

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Solution

The fourth proportional to 53,754.45, 74,011.68 and 48,772.17 is: 67,151.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,754.45 : 74,011.68 = 48,772.17 : x
  2. Step 2: Convert to fraction form
    53,754.45/74,011.68 = 48,772.17/x
  3. Step 3: Cross multiply
    53,754.45x = 74,011.68 × 48,772.17
  4. Step 4: Simplify right side
    53,754.45x = 3,609,710,238.95
  5. Step 5: Solve for x
    x = 3,609,710,238.95/53,754.45
  6. Step 6: Final answer
    x = 67,151.84

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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.