Home / 10,123.65-15,175.40-4,848.93

Finding the Fourth Proportional to 10,123.65, 15,175.40 and 4,848.93

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Solution

The fourth proportional to 10,123.65, 15,175.40 and 4,848.93 is: 7,268.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,123.65 : 15,175.40 = 4,848.93 : x
  2. Step 2: Convert to fraction form
    10,123.65/15,175.40 = 4,848.93/x
  3. Step 3: Cross multiply
    10,123.65x = 15,175.40 × 4,848.93
  4. Step 4: Simplify right side
    10,123.65x = 73,584,428.08
  5. Step 5: Solve for x
    x = 73,584,428.08/10,123.65
  6. Step 6: Final answer
    x = 7,268.57

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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.