Home / 124,303.16-171,539.46-70,589.28

Finding the Fourth Proportional to 124,303.16, 171,539.46 and 70,589.28

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Solution

The fourth proportional to 124,303.16, 171,539.46 and 70,589.28 is: 97,413.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,303.16 : 171,539.46 = 70,589.28 : x
  2. Step 2: Convert to fraction form
    124,303.16/171,539.46 = 70,589.28/x
  3. Step 3: Cross multiply
    124,303.16x = 171,539.46 × 70,589.28
  4. Step 4: Simplify right side
    124,303.16x = 12,108,846,972.99
  5. Step 5: Solve for x
    x = 12,108,846,972.99/124,303.16
  6. Step 6: Final answer
    x = 97,413.83

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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.