Home / 103,093.02-142,265.95-60,654.28

Finding the Fourth Proportional to 103,093.02, 142,265.95 and 60,654.28

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Solution

The fourth proportional to 103,093.02, 142,265.95 and 60,654.28 is: 83,701.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,093.02 : 142,265.95 = 60,654.28 : x
  2. Step 2: Convert to fraction form
    103,093.02/142,265.95 = 60,654.28/x
  3. Step 3: Cross multiply
    103,093.02x = 142,265.95 × 60,654.28
  4. Step 4: Simplify right side
    103,093.02x = 8,629,038,765.77
  5. Step 5: Solve for x
    x = 8,629,038,765.77/103,093.02
  6. Step 6: Final answer
    x = 83,701.48

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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.