Home / 86,998.38-130,364.72-62,090.88

Finding the Fourth Proportional to 86,998.38, 130,364.72 and 62,090.88

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Solution

The fourth proportional to 86,998.38, 130,364.72 and 62,090.88 is: 93,041.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,998.38 : 130,364.72 = 62,090.88 : x
  2. Step 2: Convert to fraction form
    86,998.38/130,364.72 = 62,090.88/x
  3. Step 3: Cross multiply
    86,998.38x = 130,364.72 × 62,090.88
  4. Step 4: Simplify right side
    86,998.38x = 8,094,460,185.75
  5. Step 5: Solve for x
    x = 8,094,460,185.75/86,998.38
  6. Step 6: Final answer
    x = 93,041.50

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.