Home / 105,548.04-145,660.20-60,233.40

Finding the Fourth Proportional to 105,548.04, 145,660.20 and 60,233.40

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Solution

The fourth proportional to 105,548.04, 145,660.20 and 60,233.40 is: 83,124.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,548.04 : 145,660.20 = 60,233.40 : x
  2. Step 2: Convert to fraction form
    105,548.04/145,660.20 = 60,233.40/x
  3. Step 3: Cross multiply
    105,548.04x = 145,660.20 × 60,233.40
  4. Step 4: Simplify right side
    105,548.04x = 8,773,609,090.68
  5. Step 5: Solve for x
    x = 8,773,609,090.68/105,548.04
  6. Step 6: Final answer
    x = 83,124.32

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1.5x scale

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.