Home / 157,564.20-236,346.30-98,466.60

Finding the Fourth Proportional to 157,564.20, 236,346.30 and 98,466.60

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Solution

The fourth proportional to 157,564.20, 236,346.30 and 98,466.60 is: 147,699.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,564.20 : 236,346.30 = 98,466.60 : x
  2. Step 2: Convert to fraction form
    157,564.20/236,346.30 = 98,466.60/x
  3. Step 3: Cross multiply
    157,564.20x = 236,346.30 × 98,466.60
  4. Step 4: Simplify right side
    157,564.20x = 23,272,216,583.58
  5. Step 5: Solve for x
    x = 23,272,216,583.58/157,564.20
  6. Step 6: Final answer
    x = 147,699.90

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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.