Home / 148,117.49-204,397.08-84,475.79

Finding the Fourth Proportional to 148,117.49, 204,397.08 and 84,475.79

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Solution

The fourth proportional to 148,117.49, 204,397.08 and 84,475.79 is: 116,573.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,117.49 : 204,397.08 = 84,475.79 : x
  2. Step 2: Convert to fraction form
    148,117.49/204,397.08 = 84,475.79/x
  3. Step 3: Cross multiply
    148,117.49x = 204,397.08 × 84,475.79
  4. Step 4: Simplify right side
    148,117.49x = 17,266,604,806.69
  5. Step 5: Solve for x
    x = 17,266,604,806.69/148,117.49
  6. Step 6: Final answer
    x = 116,573.71

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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.