Home / 572,815.78-859,246.71-152,095.30

Finding the Fourth Proportional to 572,815.78, 859,246.71 and 152,095.30

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Solution

The fourth proportional to 572,815.78, 859,246.71 and 152,095.30 is: 228,149.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    572,815.78 : 859,246.71 = 152,095.30 : x
  2. Step 2: Convert to fraction form
    572,815.78/859,246.71 = 152,095.30/x
  3. Step 3: Cross multiply
    572,815.78x = 859,246.71 × 152,095.30
  4. Step 4: Simplify right side
    572,815.78x = 130,687,386,131.46
  5. Step 5: Solve for x
    x = 130,687,386,131.46/572,815.78
  6. Step 6: Final answer
    x = 228,149.07

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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.