Home / 124,399.32-171,664.86-70,677.24

Finding the Fourth Proportional to 124,399.32, 171,664.86 and 70,677.24

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Solution

The fourth proportional to 124,399.32, 171,664.86 and 70,677.24 is: 97,531.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,399.32 : 171,664.86 = 70,677.24 : x
  2. Step 2: Convert to fraction form
    124,399.32/171,664.86 = 70,677.24/x
  3. Step 3: Cross multiply
    124,399.32x = 171,664.86 × 70,677.24
  4. Step 4: Simplify right side
    124,399.32x = 12,132,798,509.79
  5. Step 5: Solve for x
    x = 12,132,798,509.79/124,399.32
  6. Step 6: Final answer
    x = 97,531.07

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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.