Home / 65,722.05-98,583.07-15,802.15

Finding the Fourth Proportional to 65,722.05, 98,583.07 and 15,802.15

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Solution

The fourth proportional to 65,722.05, 98,583.07 and 15,802.15 is: 23,703.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,722.05 : 98,583.07 = 15,802.15 : x
  2. Step 2: Convert to fraction form
    65,722.05/98,583.07 = 15,802.15/x
  3. Step 3: Cross multiply
    65,722.05x = 98,583.07 × 15,802.15
  4. Step 4: Simplify right side
    65,722.05x = 1,557,824,459.60
  5. Step 5: Solve for x
    x = 1,557,824,459.60/65,722.05
  6. Step 6: Final answer
    x = 23,703.22

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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.