Home / 132,875.58-183,369.13-72,447.23

Finding the Fourth Proportional to 132,875.58, 183,369.13 and 72,447.23

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Solution

The fourth proportional to 132,875.58, 183,369.13 and 72,447.23 is: 99,977.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,875.58 : 183,369.13 = 72,447.23 : x
  2. Step 2: Convert to fraction form
    132,875.58/183,369.13 = 72,447.23/x
  3. Step 3: Cross multiply
    132,875.58x = 183,369.13 × 72,447.23
  4. Step 4: Simplify right side
    132,875.58x = 13,284,585,536.01
  5. Step 5: Solve for x
    x = 13,284,585,536.01/132,875.58
  6. Step 6: Final answer
    x = 99,977.63

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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.