Home / 153,814.96-230,721-48,633.94

Finding the Fourth Proportional to 153,814.96, 230,721 and 48,633.94

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Solution

The fourth proportional to 153,814.96, 230,721 and 48,633.94 is: 72,950.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,814.96 : 230,721 = 48,633.94 : x
  2. Step 2: Convert to fraction form
    153,814.96/230,721 = 48,633.94/x
  3. Step 3: Cross multiply
    153,814.96x = 230,721 × 48,633.94
  4. Step 4: Simplify right side
    153,814.96x = 11,220,871,270.74
  5. Step 5: Solve for x
    x = 11,220,871,270.74/153,814.96
  6. Step 6: Final answer
    x = 72,950.45

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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.