Home / 55,823.47-77,036.06-30,329.63

Finding the Fourth Proportional to 55,823.47, 77,036.06 and 30,329.63

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Solution

The fourth proportional to 55,823.47, 77,036.06 and 30,329.63 is: 41,854.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,823.47 : 77,036.06 = 30,329.63 : x
  2. Step 2: Convert to fraction form
    55,823.47/77,036.06 = 30,329.63/x
  3. Step 3: Cross multiply
    55,823.47x = 77,036.06 × 30,329.63
  4. Step 4: Simplify right side
    55,823.47x = 2,336,475,392.65
  5. Step 5: Solve for x
    x = 2,336,475,392.65/55,823.47
  6. Step 6: Final answer
    x = 41,854.71

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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.