Home / 88,849.65-133,015.28-79,518.45

Finding the Fourth Proportional to 88,849.65, 133,015.28 and 79,518.45

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Solution

The fourth proportional to 88,849.65, 133,015.28 and 79,518.45 is: 119,045.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,849.65 : 133,015.28 = 79,518.45 : x
  2. Step 2: Convert to fraction form
    88,849.65/133,015.28 = 79,518.45/x
  3. Step 3: Cross multiply
    88,849.65x = 133,015.28 × 79,518.45
  4. Step 4: Simplify right side
    88,849.65x = 10,577,168,494.32
  5. Step 5: Solve for x
    x = 10,577,168,494.32/88,849.65
  6. Step 6: Final answer
    x = 119,045.70

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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.