Home / 96,040.81-144,148.43-48,688.89

Finding the Fourth Proportional to 96,040.81, 144,148.43 and 48,688.89

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Solution

The fourth proportional to 96,040.81, 144,148.43 and 48,688.89 is: 73,077.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,040.81 : 144,148.43 = 48,688.89 : x
  2. Step 2: Convert to fraction form
    96,040.81/144,148.43 = 48,688.89/x
  3. Step 3: Cross multiply
    96,040.81x = 144,148.43 × 48,688.89
  4. Step 4: Simplify right side
    96,040.81x = 7,018,427,051.94
  5. Step 5: Solve for x
    x = 7,018,427,051.94/96,040.81
  6. Step 6: Final answer
    x = 73,077.55

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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.