Home / 180,010.32-248,409.42-99,436.11

Finding the Fourth Proportional to 180,010.32, 248,409.42 and 99,436.11

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Solution

The fourth proportional to 180,010.32, 248,409.42 and 99,436.11 is: 137,219.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,010.32 : 248,409.42 = 99,436.11 : x
  2. Step 2: Convert to fraction form
    180,010.32/248,409.42 = 99,436.11/x
  3. Step 3: Cross multiply
    180,010.32x = 248,409.42 × 99,436.11
  4. Step 4: Simplify right side
    180,010.32x = 24,700,865,170.11
  5. Step 5: Solve for x
    x = 24,700,865,170.11/180,010.32
  6. Step 6: Final answer
    x = 137,219.17

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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.