Home / 110,572.18-152,469.01-74,699.91

Finding the Fourth Proportional to 110,572.18, 152,469.01 and 74,699.91

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Solution

The fourth proportional to 110,572.18, 152,469.01 and 74,699.91 is: 103,004.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,572.18 : 152,469.01 = 74,699.91 : x
  2. Step 2: Convert to fraction form
    110,572.18/152,469.01 = 74,699.91/x
  3. Step 3: Cross multiply
    110,572.18x = 152,469.01 × 74,699.91
  4. Step 4: Simplify right side
    110,572.18x = 11,389,421,324.79
  5. Step 5: Solve for x
    x = 11,389,421,324.79/110,572.18
  6. Step 6: Final answer
    x = 103,004.40

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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.