Home / 58,931.09-88,410.36-16,811.75

Finding the Fourth Proportional to 58,931.09, 88,410.36 and 16,811.75

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Solution

The fourth proportional to 58,931.09, 88,410.36 and 16,811.75 is: 25,221.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,931.09 : 88,410.36 = 16,811.75 : x
  2. Step 2: Convert to fraction form
    58,931.09/88,410.36 = 16,811.75/x
  3. Step 3: Cross multiply
    58,931.09x = 88,410.36 × 16,811.75
  4. Step 4: Simplify right side
    58,931.09x = 1,486,333,153.80
  5. Step 5: Solve for x
    x = 1,486,333,153.80/58,931.09
  6. Step 6: Final answer
    x = 25,221.55

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.