Home / 86,973.54-130,444.58-39,577.46

Finding the Fourth Proportional to 86,973.54, 130,444.58 and 39,577.46

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Solution

The fourth proportional to 86,973.54, 130,444.58 and 39,577.46 is: 59,359.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,973.54 : 130,444.58 = 39,577.46 : x
  2. Step 2: Convert to fraction form
    86,973.54/130,444.58 = 39,577.46/x
  3. Step 3: Cross multiply
    86,973.54x = 130,444.58 × 39,577.46
  4. Step 4: Simplify right side
    86,973.54x = 5,162,665,147.17
  5. Step 5: Solve for x
    x = 5,162,665,147.17/86,973.54
  6. Step 6: Final answer
    x = 59,359.03

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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.