Home / 164,859.48-247,307.40-52,513.56

Finding the Fourth Proportional to 164,859.48, 247,307.40 and 52,513.56

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Solution

The fourth proportional to 164,859.48, 247,307.40 and 52,513.56 is: 78,776.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,859.48 : 247,307.40 = 52,513.56 : x
  2. Step 2: Convert to fraction form
    164,859.48/247,307.40 = 52,513.56/x
  3. Step 3: Cross multiply
    164,859.48x = 247,307.40 × 52,513.56
  4. Step 4: Simplify right side
    164,859.48x = 12,986,991,988.34
  5. Step 5: Solve for x
    x = 12,986,991,988.34/164,859.48
  6. Step 6: Final answer
    x = 78,776.13

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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.