Home / 58,416.96-80,570.79-39,317.16

Finding the Fourth Proportional to 58,416.96, 80,570.79 and 39,317.16

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Solution

The fourth proportional to 58,416.96, 80,570.79 and 39,317.16 is: 54,227.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,416.96 : 80,570.79 = 39,317.16 : x
  2. Step 2: Convert to fraction form
    58,416.96/80,570.79 = 39,317.16/x
  3. Step 3: Cross multiply
    58,416.96x = 80,570.79 × 39,317.16
  4. Step 4: Simplify right side
    58,416.96x = 3,167,814,641.76
  5. Step 5: Solve for x
    x = 3,167,814,641.76/58,416.96
  6. Step 6: Final answer
    x = 54,227.65

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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.