Home / 56,684.07-78,133.95-47,591.48

Finding the Fourth Proportional to 56,684.07, 78,133.95 and 47,591.48

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Solution

The fourth proportional to 56,684.07, 78,133.95 and 47,591.48 is: 65,600.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,684.07 : 78,133.95 = 47,591.48 : x
  2. Step 2: Convert to fraction form
    56,684.07/78,133.95 = 47,591.48/x
  3. Step 3: Cross multiply
    56,684.07x = 78,133.95 × 47,591.48
  4. Step 4: Simplify right side
    56,684.07x = 3,718,510,514.08
  5. Step 5: Solve for x
    x = 3,718,510,514.08/56,684.07
  6. Step 6: Final answer
    x = 65,600.63

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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.