Home / 52,499.16-78,661.08-36,888.84

Finding the Fourth Proportional to 52,499.16, 78,661.08 and 36,888.84

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Solution

The fourth proportional to 52,499.16, 78,661.08 and 36,888.84 is: 55,271.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,499.16 : 78,661.08 = 36,888.84 : x
  2. Step 2: Convert to fraction form
    52,499.16/78,661.08 = 36,888.84/x
  3. Step 3: Cross multiply
    52,499.16x = 78,661.08 × 36,888.84
  4. Step 4: Simplify right side
    52,499.16x = 2,901,715,809.90
  5. Step 5: Solve for x
    x = 2,901,715,809.90/52,499.16
  6. Step 6: Final answer
    x = 55,271.66

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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.