Home / 106,835.49-147,428.84-59,089.64

Finding the Fourth Proportional to 106,835.49, 147,428.84 and 59,089.64

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Solution

The fourth proportional to 106,835.49, 147,428.84 and 59,089.64 is: 81,541.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,835.49 : 147,428.84 = 59,089.64 : x
  2. Step 2: Convert to fraction form
    106,835.49/147,428.84 = 59,089.64/x
  3. Step 3: Cross multiply
    106,835.49x = 147,428.84 × 59,089.64
  4. Step 4: Simplify right side
    106,835.49x = 8,711,516,491.80
  5. Step 5: Solve for x
    x = 8,711,516,491.80/106,835.49
  6. Step 6: Final answer
    x = 81,541.41

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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.