Home / 151,946.67-209,675.62-83,962.90

Finding the Fourth Proportional to 151,946.67, 209,675.62 and 83,962.90

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Solution

The fourth proportional to 151,946.67, 209,675.62 and 83,962.90 is: 115,862.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,946.67 : 209,675.62 = 83,962.90 : x
  2. Step 2: Convert to fraction form
    151,946.67/209,675.62 = 83,962.90/x
  3. Step 3: Cross multiply
    151,946.67x = 209,675.62 × 83,962.90
  4. Step 4: Simplify right side
    151,946.67x = 17,604,973,114.50
  5. Step 5: Solve for x
    x = 17,604,973,114.50/151,946.67
  6. Step 6: Final answer
    x = 115,862.84

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.