Home / 163,040.48-224,900.30-102,515.20

Finding the Fourth Proportional to 163,040.48, 224,900.30 and 102,515.20

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Solution

The fourth proportional to 163,040.48, 224,900.30 and 102,515.20 is: 141,410.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,040.48 : 224,900.30 = 102,515.20 : x
  2. Step 2: Convert to fraction form
    163,040.48/224,900.30 = 102,515.20/x
  3. Step 3: Cross multiply
    163,040.48x = 224,900.30 × 102,515.20
  4. Step 4: Simplify right side
    163,040.48x = 23,055,699,234.56
  5. Step 5: Solve for x
    x = 23,055,699,234.56/163,040.48
  6. Step 6: Final answer
    x = 141,410.89

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.