Home / 53,848.10-74,312.03-29,320.53

Finding the Fourth Proportional to 53,848.10, 74,312.03 and 29,320.53

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Solution

The fourth proportional to 53,848.10, 74,312.03 and 29,320.53 is: 40,463.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,848.10 : 74,312.03 = 29,320.53 : x
  2. Step 2: Convert to fraction form
    53,848.10/74,312.03 = 29,320.53/x
  3. Step 3: Cross multiply
    53,848.10x = 74,312.03 × 29,320.53
  4. Step 4: Simplify right side
    53,848.10x = 2,178,867,958.37
  5. Step 5: Solve for x
    x = 2,178,867,958.37/53,848.10
  6. Step 6: Final answer
    x = 40,463.23

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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.