Home / 186,045.43-256,741.32-101,162.47

Finding the Fourth Proportional to 186,045.43, 256,741.32 and 101,162.47

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Solution

The fourth proportional to 186,045.43, 256,741.32 and 101,162.47 is: 139,603.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,045.43 : 256,741.32 = 101,162.47 : x
  2. Step 2: Convert to fraction form
    186,045.43/256,741.32 = 101,162.47/x
  3. Step 3: Cross multiply
    186,045.43x = 256,741.32 × 101,162.47
  4. Step 4: Simplify right side
    186,045.43x = 25,972,586,082.26
  5. Step 5: Solve for x
    x = 25,972,586,082.26/186,045.43
  6. Step 6: Final answer
    x = 139,603.46

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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.