Home / 49,538.81-74,307.36-19,955.89

Finding the Fourth Proportional to 49,538.81, 74,307.36 and 19,955.89

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Solution

The fourth proportional to 49,538.81, 74,307.36 and 19,955.89 is: 29,933.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,538.81 : 74,307.36 = 19,955.89 : x
  2. Step 2: Convert to fraction form
    49,538.81/74,307.36 = 19,955.89/x
  3. Step 3: Cross multiply
    49,538.81x = 74,307.36 × 19,955.89
  4. Step 4: Simplify right side
    49,538.81x = 1,482,869,502.35
  5. Step 5: Solve for x
    x = 1,482,869,502.35/49,538.81
  6. Step 6: Final answer
    x = 29,933.49

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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.