Home / 37,679.13-56,518.69-9,977.13

Finding the Fourth Proportional to 37,679.13, 56,518.69 and 9,977.13

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Solution

The fourth proportional to 37,679.13, 56,518.69 and 9,977.13 is: 14,965.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,679.13 : 56,518.69 = 9,977.13 : x
  2. Step 2: Convert to fraction form
    37,679.13/56,518.69 = 9,977.13/x
  3. Step 3: Cross multiply
    37,679.13x = 56,518.69 × 9,977.13
  4. Step 4: Simplify right side
    37,679.13x = 563,894,317.56
  5. Step 5: Solve for x
    x = 563,894,317.56/37,679.13
  6. Step 6: Final answer
    x = 14,965.69

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1.5x scale

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.