Home / 105,575.02-145,695.89-60,252.10

Finding the Fourth Proportional to 105,575.02, 145,695.89 and 60,252.10

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Solution

The fourth proportional to 105,575.02, 145,695.89 and 60,252.10 is: 83,149.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,575.02 : 145,695.89 = 60,252.10 : x
  2. Step 2: Convert to fraction form
    105,575.02/145,695.89 = 60,252.10/x
  3. Step 3: Cross multiply
    105,575.02x = 145,695.89 × 60,252.10
  4. Step 4: Simplify right side
    105,575.02x = 8,778,483,120.26
  5. Step 5: Solve for x
    x = 8,778,483,120.26/105,575.02
  6. Step 6: Final answer
    x = 83,149.25

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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.