Home / 133,025.07-183,578.65-75,672.71

Finding the Fourth Proportional to 133,025.07, 183,578.65 and 75,672.71

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Solution

The fourth proportional to 133,025.07, 183,578.65 and 75,672.71 is: 104,430.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,025.07 : 183,578.65 = 75,672.71 : x
  2. Step 2: Convert to fraction form
    133,025.07/183,578.65 = 75,672.71/x
  3. Step 3: Cross multiply
    133,025.07x = 183,578.65 × 75,672.71
  4. Step 4: Simplify right side
    133,025.07x = 13,891,893,434.33
  5. Step 5: Solve for x
    x = 13,891,893,434.33/133,025.07
  6. Step 6: Final answer
    x = 104,430.64

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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.