Home / 64,820.85-97,192.40-25,330.92

Finding the Fourth Proportional to 64,820.85, 97,192.40 and 25,330.92

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Solution

The fourth proportional to 64,820.85, 97,192.40 and 25,330.92 is: 37,981.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,820.85 : 97,192.40 = 25,330.92 : x
  2. Step 2: Convert to fraction form
    64,820.85/97,192.40 = 25,330.92/x
  3. Step 3: Cross multiply
    64,820.85x = 97,192.40 × 25,330.92
  4. Step 4: Simplify right side
    64,820.85x = 2,461,972,782.35
  5. Step 5: Solve for x
    x = 2,461,972,782.35/64,820.85
  6. Step 6: Final answer
    x = 37,981.19

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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.