Home / 69,210.04-103,829.66-22,459.28

Finding the Fourth Proportional to 69,210.04, 103,829.66 and 22,459.28

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Solution

The fourth proportional to 69,210.04, 103,829.66 and 22,459.28 is: 33,693.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,210.04 : 103,829.66 = 22,459.28 : x
  2. Step 2: Convert to fraction form
    69,210.04/103,829.66 = 22,459.28/x
  3. Step 3: Cross multiply
    69,210.04x = 103,829.66 × 22,459.28
  4. Step 4: Simplify right side
    69,210.04x = 2,331,939,406.24
  5. Step 5: Solve for x
    x = 2,331,939,406.24/69,210.04
  6. Step 6: Final answer
    x = 33,693.66

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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.