Home / 56,064.16-77,342.16-33,390.28

Finding the Fourth Proportional to 56,064.16, 77,342.16 and 33,390.28

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Solution

The fourth proportional to 56,064.16, 77,342.16 and 33,390.28 is: 46,062.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,064.16 : 77,342.16 = 33,390.28 : x
  2. Step 2: Convert to fraction form
    56,064.16/77,342.16 = 33,390.28/x
  3. Step 3: Cross multiply
    56,064.16x = 77,342.16 × 33,390.28
  4. Step 4: Simplify right side
    56,064.16x = 2,582,476,378.20
  5. Step 5: Solve for x
    x = 2,582,476,378.20/56,064.16
  6. Step 6: Final answer
    x = 46,062.87

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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.