Home / 148,376.68-204,830.78-84,702.17

Finding the Fourth Proportional to 148,376.68, 204,830.78 and 84,702.17

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Solution

The fourth proportional to 148,376.68, 204,830.78 and 84,702.17 is: 116,929.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,376.68 : 204,830.78 = 84,702.17 : x
  2. Step 2: Convert to fraction form
    148,376.68/204,830.78 = 84,702.17/x
  3. Step 3: Cross multiply
    148,376.68x = 204,830.78 × 84,702.17
  4. Step 4: Simplify right side
    148,376.68x = 17,349,611,637.36
  5. Step 5: Solve for x
    x = 17,349,611,637.36/148,376.68
  6. Step 6: Final answer
    x = 116,929.51

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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.