Home / 161,333.80-242,583.90-157,834.60

Finding the Fourth Proportional to 161,333.80, 242,583.90 and 157,834.60

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Solution

The fourth proportional to 161,333.80, 242,583.90 and 157,834.60 is: 237,322.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,333.80 : 242,583.90 = 157,834.60 : x
  2. Step 2: Convert to fraction form
    161,333.80/242,583.90 = 157,834.60/x
  3. Step 3: Cross multiply
    161,333.80x = 242,583.90 × 157,834.60
  4. Step 4: Simplify right side
    161,333.80x = 38,288,132,822.94
  5. Step 5: Solve for x
    x = 38,288,132,822.94/161,333.80
  6. Step 6: Final answer
    x = 237,322.45

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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.