Home / 86,259.54-119,031.75-48,526.50

Finding the Fourth Proportional to 86,259.54, 119,031.75 and 48,526.50

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Solution

The fourth proportional to 86,259.54, 119,031.75 and 48,526.50 is: 66,962.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,259.54 : 119,031.75 = 48,526.50 : x
  2. Step 2: Convert to fraction form
    86,259.54/119,031.75 = 48,526.50/x
  3. Step 3: Cross multiply
    86,259.54x = 119,031.75 × 48,526.50
  4. Step 4: Simplify right side
    86,259.54x = 5,776,194,216.38
  5. Step 5: Solve for x
    x = 5,776,194,216.38/86,259.54
  6. Step 6: Final answer
    x = 66,962.96

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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.