Home / 56,169.39-77,514.28-31,969.16

Finding the Fourth Proportional to 56,169.39, 77,514.28 and 31,969.16

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Solution

The fourth proportional to 56,169.39, 77,514.28 and 31,969.16 is: 44,117.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,169.39 : 77,514.28 = 31,969.16 : x
  2. Step 2: Convert to fraction form
    56,169.39/77,514.28 = 31,969.16/x
  3. Step 3: Cross multiply
    56,169.39x = 77,514.28 × 31,969.16
  4. Step 4: Simplify right side
    56,169.39x = 2,478,066,858.63
  5. Step 5: Solve for x
    x = 2,478,066,858.63/56,169.39
  6. Step 6: Final answer
    x = 44,117.74

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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.