Home / 211,470.64-317,254.56-93,151.11

Finding the Fourth Proportional to 211,470.64, 317,254.56 and 93,151.11

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Solution

The fourth proportional to 211,470.64, 317,254.56 and 93,151.11 is: 139,748.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,470.64 : 317,254.56 = 93,151.11 : x
  2. Step 2: Convert to fraction form
    211,470.64/317,254.56 = 93,151.11/x
  3. Step 3: Cross multiply
    211,470.64x = 317,254.56 × 93,151.11
  4. Step 4: Simplify right side
    211,470.64x = 29,552,614,416.56
  5. Step 5: Solve for x
    x = 29,552,614,416.56/211,470.64
  6. Step 6: Final answer
    x = 139,748.07

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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.