Home / 102,519.60-153,433.80-94,225.20

Finding the Fourth Proportional to 102,519.60, 153,433.80 and 94,225.20

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Solution

The fourth proportional to 102,519.60, 153,433.80 and 94,225.20 is: 141,020.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,519.60 : 153,433.80 = 94,225.20 : x
  2. Step 2: Convert to fraction form
    102,519.60/153,433.80 = 94,225.20/x
  3. Step 3: Cross multiply
    102,519.60x = 153,433.80 × 94,225.20
  4. Step 4: Simplify right side
    102,519.60x = 14,457,330,491.76
  5. Step 5: Solve for x
    x = 14,457,330,491.76/102,519.60
  6. Step 6: Final answer
    x = 141,020.16

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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.