Home / 294,547.27-441,812.10-81,328.24

Finding the Fourth Proportional to 294,547.27, 441,812.10 and 81,328.24

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Solution

The fourth proportional to 294,547.27, 441,812.10 and 81,328.24 is: 121,989.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,547.27 : 441,812.10 = 81,328.24 : x
  2. Step 2: Convert to fraction form
    294,547.27/441,812.10 = 81,328.24/x
  3. Step 3: Cross multiply
    294,547.27x = 441,812.10 × 81,328.24
  4. Step 4: Simplify right side
    294,547.27x = 35,931,800,503.70
  5. Step 5: Solve for x
    x = 35,931,800,503.70/294,547.27
  6. Step 6: Final answer
    x = 121,989.93

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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.