Home / 175,069.80-261,999.90-104,999.40

Finding the Fourth Proportional to 175,069.80, 261,999.90 and 104,999.40

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Solution

The fourth proportional to 175,069.80, 261,999.90 and 104,999.40 is: 157,136.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,069.80 : 261,999.90 = 104,999.40 : x
  2. Step 2: Convert to fraction form
    175,069.80/261,999.90 = 104,999.40/x
  3. Step 3: Cross multiply
    175,069.80x = 261,999.90 × 104,999.40
  4. Step 4: Simplify right side
    175,069.80x = 27,509,832,300.06
  5. Step 5: Solve for x
    x = 27,509,832,300.06/175,069.80
  6. Step 6: Final answer
    x = 157,136.37

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1.5x scale

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.