Home / 45,746.48-68,619.56-30,050.64

Finding the Fourth Proportional to 45,746.48, 68,619.56 and 30,050.64

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Solution

The fourth proportional to 45,746.48, 68,619.56 and 30,050.64 is: 45,075.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,746.48 : 68,619.56 = 30,050.64 : x
  2. Step 2: Convert to fraction form
    45,746.48/68,619.56 = 30,050.64/x
  3. Step 3: Cross multiply
    45,746.48x = 68,619.56 × 30,050.64
  4. Step 4: Simplify right side
    45,746.48x = 2,062,061,694.52
  5. Step 5: Solve for x
    x = 2,062,061,694.52/45,746.48
  6. Step 6: Final answer
    x = 45,075.85

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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.