Home / 112,803.84-155,675.52-62,501.76

Finding the Fourth Proportional to 112,803.84, 155,675.52 and 62,501.76

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Solution

The fourth proportional to 112,803.84, 155,675.52 and 62,501.76 is: 86,255.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,803.84 : 155,675.52 = 62,501.76 : x
  2. Step 2: Convert to fraction form
    112,803.84/155,675.52 = 62,501.76/x
  3. Step 3: Cross multiply
    112,803.84x = 155,675.52 × 62,501.76
  4. Step 4: Simplify right side
    112,803.84x = 9,729,993,988.92
  5. Step 5: Solve for x
    x = 9,729,993,988.92/112,803.84
  6. Step 6: Final answer
    x = 86,255.88

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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.