Home / 103,671.12-155,257.51-59,162.93

Finding the Fourth Proportional to 103,671.12, 155,257.51 and 59,162.93

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Solution

The fourth proportional to 103,671.12, 155,257.51 and 59,162.93 is: 88,602.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,671.12 : 155,257.51 = 59,162.93 : x
  2. Step 2: Convert to fraction form
    103,671.12/155,257.51 = 59,162.93/x
  3. Step 3: Cross multiply
    103,671.12x = 155,257.51 × 59,162.93
  4. Step 4: Simplify right side
    103,671.12x = 9,185,489,196.10
  5. Step 5: Solve for x
    x = 9,185,489,196.10/103,671.12
  6. Step 6: Final answer
    x = 88,602.20

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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.