Home / 56,345.75-77,751.74-33,680.24

Finding the Fourth Proportional to 56,345.75, 77,751.74 and 33,680.24

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Solution

The fourth proportional to 56,345.75, 77,751.74 and 33,680.24 is: 46,475.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,345.75 : 77,751.74 = 33,680.24 : x
  2. Step 2: Convert to fraction form
    56,345.75/77,751.74 = 33,680.24/x
  3. Step 3: Cross multiply
    56,345.75x = 77,751.74 × 33,680.24
  4. Step 4: Simplify right side
    56,345.75x = 2,618,696,706.46
  5. Step 5: Solve for x
    x = 2,618,696,706.46/56,345.75
  6. Step 6: Final answer
    x = 46,475.50

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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.