Home / 147,943.14-204,157.45-83,411.82

Finding the Fourth Proportional to 147,943.14, 204,157.45 and 83,411.82

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Solution

The fourth proportional to 147,943.14, 204,157.45 and 83,411.82 is: 115,106.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,943.14 : 204,157.45 = 83,411.82 : x
  2. Step 2: Convert to fraction form
    147,943.14/204,157.45 = 83,411.82/x
  3. Step 3: Cross multiply
    147,943.14x = 204,157.45 × 83,411.82
  4. Step 4: Simplify right side
    147,943.14x = 17,029,144,262.53
  5. Step 5: Solve for x
    x = 17,029,144,262.53/147,943.14
  6. Step 6: Final answer
    x = 115,106.01

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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.