Home / 183,683.06-253,459.66-102,000.20

Finding the Fourth Proportional to 183,683.06, 253,459.66 and 102,000.20

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Solution

The fourth proportional to 183,683.06, 253,459.66 and 102,000.20 is: 140,747.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,683.06 : 253,459.66 = 102,000.20 : x
  2. Step 2: Convert to fraction form
    183,683.06/253,459.66 = 102,000.20/x
  3. Step 3: Cross multiply
    183,683.06x = 253,459.66 × 102,000.20
  4. Step 4: Simplify right side
    183,683.06x = 25,852,936,011.93
  5. Step 5: Solve for x
    x = 25,852,936,011.93/183,683.06
  6. Step 6: Final answer
    x = 140,747.52

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1.5x scale

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.