Home / 172,588.95-238,172.27-97,137.45

Finding the Fourth Proportional to 172,588.95, 238,172.27 and 97,137.45

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Solution

The fourth proportional to 172,588.95, 238,172.27 and 97,137.45 is: 134,049.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,588.95 : 238,172.27 = 97,137.45 : x
  2. Step 2: Convert to fraction form
    172,588.95/238,172.27 = 97,137.45/x
  3. Step 3: Cross multiply
    172,588.95x = 238,172.27 × 97,137.45
  4. Step 4: Simplify right side
    172,588.95x = 23,135,446,482.82
  5. Step 5: Solve for x
    x = 23,135,446,482.82/172,588.95
  6. Step 6: Final answer
    x = 134,049.41

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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.