Home / 104,050.92-143,589.16-56,303.20

Finding the Fourth Proportional to 104,050.92, 143,589.16 and 56,303.20

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Solution

The fourth proportional to 104,050.92, 143,589.16 and 56,303.20 is: 77,697.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,050.92 : 143,589.16 = 56,303.20 : x
  2. Step 2: Convert to fraction form
    104,050.92/143,589.16 = 56,303.20/x
  3. Step 3: Cross multiply
    104,050.92x = 143,589.16 × 56,303.20
  4. Step 4: Simplify right side
    104,050.92x = 8,084,529,193.31
  5. Step 5: Solve for x
    x = 8,084,529,193.31/104,050.92
  6. Step 6: Final answer
    x = 77,697.82

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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.