Home / 110,985.23-153,160.21-60,684.23

Finding the Fourth Proportional to 110,985.23, 153,160.21 and 60,684.23

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Solution

The fourth proportional to 110,985.23, 153,160.21 and 60,684.23 is: 83,744.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,985.23 : 153,160.21 = 60,684.23 : x
  2. Step 2: Convert to fraction form
    110,985.23/153,160.21 = 60,684.23/x
  3. Step 3: Cross multiply
    110,985.23x = 153,160.21 × 60,684.23
  4. Step 4: Simplify right side
    110,985.23x = 9,294,409,410.49
  5. Step 5: Solve for x
    x = 9,294,409,410.49/110,985.23
  6. Step 6: Final answer
    x = 83,744.56

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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.