Home / 89,822.40-134,587.80-56,482.80

Finding the Fourth Proportional to 89,822.40, 134,587.80 and 56,482.80

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Solution

The fourth proportional to 89,822.40, 134,587.80 and 56,482.80 is: 84,632.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,822.40 : 134,587.80 = 56,482.80 : x
  2. Step 2: Convert to fraction form
    89,822.40/134,587.80 = 56,482.80/x
  3. Step 3: Cross multiply
    89,822.40x = 134,587.80 × 56,482.80
  4. Step 4: Simplify right side
    89,822.40x = 7,601,895,789.84
  5. Step 5: Solve for x
    x = 7,601,895,789.84/89,822.40
  6. Step 6: Final answer
    x = 84,632.52

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.