Home / 56,075.18-77,392.78-33,416.90

Finding the Fourth Proportional to 56,075.18, 77,392.78 and 33,416.90

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Solution

The fourth proportional to 56,075.18, 77,392.78 and 33,416.90 is: 46,120.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,075.18 : 77,392.78 = 33,416.90 : x
  2. Step 2: Convert to fraction form
    56,075.18/77,392.78 = 33,416.90/x
  3. Step 3: Cross multiply
    56,075.18x = 77,392.78 × 33,416.90
  4. Step 4: Simplify right side
    56,075.18x = 2,586,226,789.98
  5. Step 5: Solve for x
    x = 2,586,226,789.98/56,075.18
  6. Step 6: Final answer
    x = 46,120.70

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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.