Home / 132,777.64-183,233.10-72,348.23

Finding the Fourth Proportional to 132,777.64, 183,233.10 and 72,348.23

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Solution

The fourth proportional to 132,777.64, 183,233.10 and 72,348.23 is: 99,840.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,777.64 : 183,233.10 = 72,348.23 : x
  2. Step 2: Convert to fraction form
    132,777.64/183,233.10 = 72,348.23/x
  3. Step 3: Cross multiply
    132,777.64x = 183,233.10 × 72,348.23
  4. Step 4: Simplify right side
    132,777.64x = 13,256,590,462.41
  5. Step 5: Solve for x
    x = 13,256,590,462.41/132,777.64
  6. Step 6: Final answer
    x = 99,840.53

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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.