Home / 56,169.45-77,502.42-35,759.68

Finding the Fourth Proportional to 56,169.45, 77,502.42 and 35,759.68

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Solution

The fourth proportional to 56,169.45, 77,502.42 and 35,759.68 is: 49,341.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,169.45 : 77,502.42 = 35,759.68 : x
  2. Step 2: Convert to fraction form
    56,169.45/77,502.42 = 35,759.68/x
  3. Step 3: Cross multiply
    56,169.45x = 77,502.42 × 35,759.68
  4. Step 4: Simplify right side
    56,169.45x = 2,771,461,544.67
  5. Step 5: Solve for x
    x = 2,771,461,544.67/56,169.45
  6. Step 6: Final answer
    x = 49,341.08

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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.