Home / 316,724.40-475,091.64-106,364.16

Finding the Fourth Proportional to 316,724.40, 475,091.64 and 106,364.16

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Solution

The fourth proportional to 316,724.40, 475,091.64 and 106,364.16 is: 159,547.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    316,724.40 : 475,091.64 = 106,364.16 : x
  2. Step 2: Convert to fraction form
    316,724.40/475,091.64 = 106,364.16/x
  3. Step 3: Cross multiply
    316,724.40x = 475,091.64 × 106,364.16
  4. Step 4: Simplify right side
    316,724.40x = 50,532,723,211.62
  5. Step 5: Solve for x
    x = 50,532,723,211.62/316,724.40
  6. Step 6: Final answer
    x = 159,547.93

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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.