Home / 103,654.37-155,232.39-59,146.18

Finding the Fourth Proportional to 103,654.37, 155,232.39 and 59,146.18

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Solution

The fourth proportional to 103,654.37, 155,232.39 and 59,146.18 is: 88,577.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,654.37 : 155,232.39 = 59,146.18 : x
  2. Step 2: Convert to fraction form
    103,654.37/155,232.39 = 59,146.18/x
  3. Step 3: Cross multiply
    103,654.37x = 155,232.39 × 59,146.18
  4. Step 4: Simplify right side
    103,654.37x = 9,181,402,880.77
  5. Step 5: Solve for x
    x = 9,181,402,880.77/103,654.37
  6. Step 6: Final answer
    x = 88,577.09

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1.5x scale

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.