Home / 106,903.60-147,516.30-59,150.32

Finding the Fourth Proportional to 106,903.60, 147,516.30 and 59,150.32

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Solution

The fourth proportional to 106,903.60, 147,516.30 and 59,150.32 is: 81,621.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,903.60 : 147,516.30 = 59,150.32 : x
  2. Step 2: Convert to fraction form
    106,903.60/147,516.30 = 59,150.32/x
  3. Step 3: Cross multiply
    106,903.60x = 147,516.30 × 59,150.32
  4. Step 4: Simplify right side
    106,903.60x = 8,725,636,350.22
  5. Step 5: Solve for x
    x = 8,725,636,350.22/106,903.60
  6. Step 6: Final answer
    x = 81,621.54

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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.