Home / 186,056.10-256,754.49-101,172.42

Finding the Fourth Proportional to 186,056.10, 256,754.49 and 101,172.42

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Solution

The fourth proportional to 186,056.10, 256,754.49 and 101,172.42 is: 139,616.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,056.10 : 256,754.49 = 101,172.42 : x
  2. Step 2: Convert to fraction form
    186,056.10/256,754.49 = 101,172.42/x
  3. Step 3: Cross multiply
    186,056.10x = 256,754.49 × 101,172.42
  4. Step 4: Simplify right side
    186,056.10x = 25,976,473,099.17
  5. Step 5: Solve for x
    x = 25,976,473,099.17/186,056.10
  6. Step 6: Final answer
    x = 139,616.35

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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.