Home / 106,435.05-146,886.74-58,688.25

Finding the Fourth Proportional to 106,435.05, 146,886.74 and 58,688.25

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Solution

The fourth proportional to 106,435.05, 146,886.74 and 58,688.25 is: 80,993.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,435.05 : 146,886.74 = 58,688.25 : x
  2. Step 2: Convert to fraction form
    106,435.05/146,886.74 = 58,688.25/x
  3. Step 3: Cross multiply
    106,435.05x = 146,886.74 × 58,688.25
  4. Step 4: Simplify right side
    106,435.05x = 8,620,525,718.81
  5. Step 5: Solve for x
    x = 8,620,525,718.81/106,435.05
  6. Step 6: Final answer
    x = 80,993.30

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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.