Home / 106,837.98-147,418.80-59,082

Finding the Fourth Proportional to 106,837.98, 147,418.80 and 59,082

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Solution

The fourth proportional to 106,837.98, 147,418.80 and 59,082 is: 81,523.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,837.98 : 147,418.80 = 59,082 : x
  2. Step 2: Convert to fraction form
    106,837.98/147,418.80 = 59,082/x
  3. Step 3: Cross multiply
    106,837.98x = 147,418.80 × 59,082
  4. Step 4: Simplify right side
    106,837.98x = 8,709,797,541.60
  5. Step 5: Solve for x
    x = 8,709,797,541.60/106,837.98
  6. Step 6: Final answer
    x = 81,523.42

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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.