Home / 106,587.04-147,090.59-58,840.78

Finding the Fourth Proportional to 106,587.04, 147,090.59 and 58,840.78

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Solution

The fourth proportional to 106,587.04, 147,090.59 and 58,840.78 is: 81,200.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,587.04 : 147,090.59 = 58,840.78 : x
  2. Step 2: Convert to fraction form
    106,587.04/147,090.59 = 58,840.78/x
  3. Step 3: Cross multiply
    106,587.04x = 147,090.59 × 58,840.78
  4. Step 4: Simplify right side
    106,587.04x = 8,654,925,046.26
  5. Step 5: Solve for x
    x = 8,654,925,046.26/106,587.04
  6. Step 6: Final answer
    x = 81,200.54

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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.