Home / 153,303.33-229,945.70-57,221.94

Finding the Fourth Proportional to 153,303.33, 229,945.70 and 57,221.94

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Solution

The fourth proportional to 153,303.33, 229,945.70 and 57,221.94 is: 85,829.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,303.33 : 229,945.70 = 57,221.94 : x
  2. Step 2: Convert to fraction form
    153,303.33/229,945.70 = 57,221.94/x
  3. Step 3: Cross multiply
    153,303.33x = 229,945.70 × 57,221.94
  4. Step 4: Simplify right side
    153,303.33x = 13,157,938,762.55
  5. Step 5: Solve for x
    x = 13,157,938,762.55/153,303.33
  6. Step 6: Final answer
    x = 85,829.44

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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.