Home / 106,830.14-147,423.06-59,082.48

Finding the Fourth Proportional to 106,830.14, 147,423.06 and 59,082.48

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Solution

The fourth proportional to 106,830.14, 147,423.06 and 59,082.48 is: 81,532.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,830.14 : 147,423.06 = 59,082.48 : x
  2. Step 2: Convert to fraction form
    106,830.14/147,423.06 = 59,082.48/x
  3. Step 3: Cross multiply
    106,830.14x = 147,423.06 × 59,082.48
  4. Step 4: Simplify right side
    106,830.14x = 8,710,119,993.99
  5. Step 5: Solve for x
    x = 8,710,119,993.99/106,830.14
  6. Step 6: Final answer
    x = 81,532.43

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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.