Home / 49,829.76-74,666.79-31,322.88

Finding the Fourth Proportional to 49,829.76, 74,666.79 and 31,322.88

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Solution

The fourth proportional to 49,829.76, 74,666.79 and 31,322.88 is: 46,935.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,829.76 : 74,666.79 = 31,322.88 : x
  2. Step 2: Convert to fraction form
    49,829.76/74,666.79 = 31,322.88/x
  3. Step 3: Cross multiply
    49,829.76x = 74,666.79 × 31,322.88
  4. Step 4: Simplify right side
    49,829.76x = 2,338,778,903.16
  5. Step 5: Solve for x
    x = 2,338,778,903.16/49,829.76
  6. Step 6: Final answer
    x = 46,935.38

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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.