Home / 110,125.96-152,066.90-69,911.08

Finding the Fourth Proportional to 110,125.96, 152,066.90 and 69,911.08

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Solution

The fourth proportional to 110,125.96, 152,066.90 and 69,911.08 is: 96,536.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,125.96 : 152,066.90 = 69,911.08 : x
  2. Step 2: Convert to fraction form
    110,125.96/152,066.90 = 69,911.08/x
  3. Step 3: Cross multiply
    110,125.96x = 152,066.90 × 69,911.08
  4. Step 4: Simplify right side
    110,125.96x = 10,631,161,211.25
  5. Step 5: Solve for x
    x = 10,631,161,211.25/110,125.96
  6. Step 6: Final answer
    x = 96,536.38

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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.