Home / 49,925.04-74,866.86-20,322.78

Finding the Fourth Proportional to 49,925.04, 74,866.86 and 20,322.78

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Solution

The fourth proportional to 49,925.04, 74,866.86 and 20,322.78 is: 30,475.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,925.04 : 74,866.86 = 20,322.78 : x
  2. Step 2: Convert to fraction form
    49,925.04/74,866.86 = 20,322.78/x
  3. Step 3: Cross multiply
    49,925.04x = 74,866.86 × 20,322.78
  4. Step 4: Simplify right side
    49,925.04x = 1,521,502,725.07
  5. Step 5: Solve for x
    x = 1,521,502,725.07/49,925.04
  6. Step 6: Final answer
    x = 30,475.74

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.