Home / 102,073.62-153,090.38-97,010.21

Finding the Fourth Proportional to 102,073.62, 153,090.38 and 97,010.21

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Solution

The fourth proportional to 102,073.62, 153,090.38 and 97,010.21 is: 145,496.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,073.62 : 153,090.38 = 97,010.21 : x
  2. Step 2: Convert to fraction form
    102,073.62/153,090.38 = 97,010.21/x
  3. Step 3: Cross multiply
    102,073.62x = 153,090.38 × 97,010.21
  4. Step 4: Simplify right side
    102,073.62x = 14,851,328,662.28
  5. Step 5: Solve for x
    x = 14,851,328,662.28/102,073.62
  6. Step 6: Final answer
    x = 145,496.25

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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.