Home / 151,563.40-209,070.65-94,876.36

Finding the Fourth Proportional to 151,563.40, 209,070.65 and 94,876.36

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Solution

The fourth proportional to 151,563.40, 209,070.65 and 94,876.36 is: 130,875.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,563.40 : 209,070.65 = 94,876.36 : x
  2. Step 2: Convert to fraction form
    151,563.40/209,070.65 = 94,876.36/x
  3. Step 3: Cross multiply
    151,563.40x = 209,070.65 × 94,876.36
  4. Step 4: Simplify right side
    151,563.40x = 19,835,861,969.35
  5. Step 5: Solve for x
    x = 19,835,861,969.35/151,563.40
  6. Step 6: Final answer
    x = 130,875.02

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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.