Home / 106,826.04-147,420.81-59,080.32

Finding the Fourth Proportional to 106,826.04, 147,420.81 and 59,080.32

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Solution

The fourth proportional to 106,826.04, 147,420.81 and 59,080.32 is: 81,531.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,826.04 : 147,420.81 = 59,080.32 : x
  2. Step 2: Convert to fraction form
    106,826.04/147,420.81 = 59,080.32/x
  3. Step 3: Cross multiply
    106,826.04x = 147,420.81 × 59,080.32
  4. Step 4: Simplify right side
    106,826.04x = 8,709,668,629.46
  5. Step 5: Solve for x
    x = 8,709,668,629.46/106,826.04
  6. Step 6: Final answer
    x = 81,531.33

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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.