Home / 125,973.54-173,842.74-69,384.96

Finding the Fourth Proportional to 125,973.54, 173,842.74 and 69,384.96

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Solution

The fourth proportional to 125,973.54, 173,842.74 and 69,384.96 is: 95,750.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,973.54 : 173,842.74 = 69,384.96 : x
  2. Step 2: Convert to fraction form
    125,973.54/173,842.74 = 69,384.96/x
  3. Step 3: Cross multiply
    125,973.54x = 173,842.74 × 69,384.96
  4. Step 4: Simplify right side
    125,973.54x = 12,062,071,561.19
  5. Step 5: Solve for x
    x = 12,062,071,561.19/125,973.54
  6. Step 6: Final answer
    x = 95,750.83

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.