Home / 105,487.08-145,569.24-60,164

Finding the Fourth Proportional to 105,487.08, 145,569.24 and 60,164

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Solution

The fourth proportional to 105,487.08, 145,569.24 and 60,164 is: 83,024.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,487.08 : 145,569.24 = 60,164 : x
  2. Step 2: Convert to fraction form
    105,487.08/145,569.24 = 60,164/x
  3. Step 3: Cross multiply
    105,487.08x = 145,569.24 × 60,164
  4. Step 4: Simplify right side
    105,487.08x = 8,758,027,755.36
  5. Step 5: Solve for x
    x = 8,758,027,755.36/105,487.08
  6. Step 6: Final answer
    x = 83,024.65

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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.