Home / 148,368.30-204,762.90-84,715.66

Finding the Fourth Proportional to 148,368.30, 204,762.90 and 84,715.66

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Solution

The fourth proportional to 148,368.30, 204,762.90 and 84,715.66 is: 116,915.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,368.30 : 204,762.90 = 84,715.66 : x
  2. Step 2: Convert to fraction form
    148,368.30/204,762.90 = 84,715.66/x
  3. Step 3: Cross multiply
    148,368.30x = 204,762.90 × 84,715.66
  4. Step 4: Simplify right side
    148,368.30x = 17,346,624,217.01
  5. Step 5: Solve for x
    x = 17,346,624,217.01/148,368.30
  6. Step 6: Final answer
    x = 116,915.97

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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.