Home / 124,312.03-171,544.63-70,589.95

Finding the Fourth Proportional to 124,312.03, 171,544.63 and 70,589.95

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Solution

The fourth proportional to 124,312.03, 171,544.63 and 70,589.95 is: 97,410.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,312.03 : 171,544.63 = 70,589.95 : x
  2. Step 2: Convert to fraction form
    124,312.03/171,544.63 = 70,589.95/x
  3. Step 3: Cross multiply
    124,312.03x = 171,544.63 × 70,589.95
  4. Step 4: Simplify right side
    124,312.03x = 12,109,325,643.80
  5. Step 5: Solve for x
    x = 12,109,325,643.80/124,312.03
  6. Step 6: Final answer
    x = 97,410.73

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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.