Home / 153,981.60-230,972.93-47,364.83

Finding the Fourth Proportional to 153,981.60, 230,972.93 and 47,364.83

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Solution

The fourth proportional to 153,981.60, 230,972.93 and 47,364.83 is: 71,047.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,981.60 : 230,972.93 = 47,364.83 : x
  2. Step 2: Convert to fraction form
    153,981.60/230,972.93 = 47,364.83/x
  3. Step 3: Cross multiply
    153,981.60x = 230,972.93 × 47,364.83
  4. Step 4: Simplify right side
    153,981.60x = 10,939,993,216.13
  5. Step 5: Solve for x
    x = 10,939,993,216.13/153,981.60
  6. Step 6: Final answer
    x = 71,047.41

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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.