Home / 370,582.65-555,868.13-117,859.50

Finding the Fourth Proportional to 370,582.65, 555,868.13 and 117,859.50

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Solution

The fourth proportional to 370,582.65, 555,868.13 and 117,859.50 is: 176,787.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,582.65 : 555,868.13 = 117,859.50 : x
  2. Step 2: Convert to fraction form
    370,582.65/555,868.13 = 117,859.50/x
  3. Step 3: Cross multiply
    370,582.65x = 555,868.13 × 117,859.50
  4. Step 4: Simplify right side
    370,582.65x = 65,514,339,278.44
  5. Step 5: Solve for x
    x = 65,514,339,278.44/370,582.65
  6. Step 6: Final answer
    x = 176,787.39

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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.