Home / 66,329.04-99,712.26-61,459.32

Finding the Fourth Proportional to 66,329.04, 99,712.26 and 61,459.32

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Solution

The fourth proportional to 66,329.04, 99,712.26 and 61,459.32 is: 92,391.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,329.04 : 99,712.26 = 61,459.32 : x
  2. Step 2: Convert to fraction form
    66,329.04/99,712.26 = 61,459.32/x
  3. Step 3: Cross multiply
    66,329.04x = 99,712.26 × 61,459.32
  4. Step 4: Simplify right side
    66,329.04x = 6,128,247,695.26
  5. Step 5: Solve for x
    x = 6,128,247,695.26/66,329.04
  6. Step 6: Final answer
    x = 92,391.62

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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.