Home / 124,360.86-171,612.98-67,771.02

Finding the Fourth Proportional to 124,360.86, 171,612.98 and 67,771.02

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Solution

The fourth proportional to 124,360.86, 171,612.98 and 67,771.02 is: 93,521.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,360.86 : 171,612.98 = 67,771.02 : x
  2. Step 2: Convert to fraction form
    124,360.86/171,612.98 = 67,771.02/x
  3. Step 3: Cross multiply
    124,360.86x = 171,612.98 × 67,771.02
  4. Step 4: Simplify right side
    124,360.86x = 11,630,386,699.84
  5. Step 5: Solve for x
    x = 11,630,386,699.84/124,360.86
  6. Step 6: Final answer
    x = 93,521.28

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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.