Home / 113,225.04-169,837.80-30,119.04

Finding the Fourth Proportional to 113,225.04, 169,837.80 and 30,119.04

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Solution

The fourth proportional to 113,225.04, 169,837.80 and 30,119.04 is: 45,178.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,225.04 : 169,837.80 = 30,119.04 : x
  2. Step 2: Convert to fraction form
    113,225.04/169,837.80 = 30,119.04/x
  3. Step 3: Cross multiply
    113,225.04x = 169,837.80 × 30,119.04
  4. Step 4: Simplify right side
    113,225.04x = 5,115,351,491.71
  5. Step 5: Solve for x
    x = 5,115,351,491.71/113,225.04
  6. Step 6: Final answer
    x = 45,178.62

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1.5x scale

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.