Home / 171,008.24-235,994.16-99,362.12

Finding the Fourth Proportional to 171,008.24, 235,994.16 and 99,362.12

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Solution

The fourth proportional to 171,008.24, 235,994.16 and 99,362.12 is: 137,121.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,008.24 : 235,994.16 = 99,362.12 : x
  2. Step 2: Convert to fraction form
    171,008.24/235,994.16 = 99,362.12/x
  3. Step 3: Cross multiply
    171,008.24x = 235,994.16 × 99,362.12
  4. Step 4: Simplify right side
    171,008.24x = 23,448,880,045.22
  5. Step 5: Solve for x
    x = 23,448,880,045.22/171,008.24
  6. Step 6: Final answer
    x = 137,121.35

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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.