Home / 89,298.87-123,232.35-49,012.74

Finding the Fourth Proportional to 89,298.87, 123,232.35 and 49,012.74

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Solution

The fourth proportional to 89,298.87, 123,232.35 and 49,012.74 is: 67,637.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,298.87 : 123,232.35 = 49,012.74 : x
  2. Step 2: Convert to fraction form
    89,298.87/123,232.35 = 49,012.74/x
  3. Step 3: Cross multiply
    89,298.87x = 123,232.35 × 49,012.74
  4. Step 4: Simplify right side
    89,298.87x = 6,039,955,130.14
  5. Step 5: Solve for x
    x = 6,039,955,130.14/89,298.87
  6. Step 6: Final answer
    x = 67,637.53

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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.