Home / 55,153.32-76,138.02-33,950.76

Finding the Fourth Proportional to 55,153.32, 76,138.02 and 33,950.76

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Solution

The fourth proportional to 55,153.32, 76,138.02 and 33,950.76 is: 46,868.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,153.32 : 76,138.02 = 33,950.76 : x
  2. Step 2: Convert to fraction form
    55,153.32/76,138.02 = 33,950.76/x
  3. Step 3: Cross multiply
    55,153.32x = 76,138.02 × 33,950.76
  4. Step 4: Simplify right side
    55,153.32x = 2,584,943,643.90
  5. Step 5: Solve for x
    x = 2,584,943,643.90/55,153.32
  6. Step 6: Final answer
    x = 46,868.32

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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.