Home / 86,967.08-130,494.40-64,824.92

Finding the Fourth Proportional to 86,967.08, 130,494.40 and 64,824.92

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Solution

The fourth proportional to 86,967.08, 130,494.40 and 64,824.92 is: 97,270.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,967.08 : 130,494.40 = 64,824.92 : x
  2. Step 2: Convert to fraction form
    86,967.08/130,494.40 = 64,824.92/x
  3. Step 3: Cross multiply
    86,967.08x = 130,494.40 × 64,824.92
  4. Step 4: Simplify right side
    86,967.08x = 8,459,289,040.45
  5. Step 5: Solve for x
    x = 8,459,289,040.45/86,967.08
  6. Step 6: Final answer
    x = 97,270.01

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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.