Home / 106,782.22-147,356.58-59,037.58

Finding the Fourth Proportional to 106,782.22, 147,356.58 and 59,037.58

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Solution

The fourth proportional to 106,782.22, 147,356.58 and 59,037.58 is: 81,470.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,782.22 : 147,356.58 = 59,037.58 : x
  2. Step 2: Convert to fraction form
    106,782.22/147,356.58 = 59,037.58/x
  3. Step 3: Cross multiply
    106,782.22x = 147,356.58 × 59,037.58
  4. Step 4: Simplify right side
    106,782.22x = 8,699,575,880.28
  5. Step 5: Solve for x
    x = 8,699,575,880.28/106,782.22
  6. Step 6: Final answer
    x = 81,470.27

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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.