Home / 157,174.17-235,758.93-38,845.50

Finding the Fourth Proportional to 157,174.17, 235,758.93 and 38,845.50

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Solution

The fourth proportional to 157,174.17, 235,758.93 and 38,845.50 is: 58,267.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,174.17 : 235,758.93 = 38,845.50 : x
  2. Step 2: Convert to fraction form
    157,174.17/235,758.93 = 38,845.50/x
  3. Step 3: Cross multiply
    157,174.17x = 235,758.93 × 38,845.50
  4. Step 4: Simplify right side
    157,174.17x = 9,158,173,515.32
  5. Step 5: Solve for x
    x = 9,158,173,515.32/157,174.17
  6. Step 6: Final answer
    x = 58,267.68

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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.