Home / 236,352.51-326,167.47-128,924.85

Finding the Fourth Proportional to 236,352.51, 326,167.47 and 128,924.85

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Solution

The fourth proportional to 236,352.51, 326,167.47 and 128,924.85 is: 177,916.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,352.51 : 326,167.47 = 128,924.85 : x
  2. Step 2: Convert to fraction form
    236,352.51/326,167.47 = 128,924.85/x
  3. Step 3: Cross multiply
    236,352.51x = 326,167.47 × 128,924.85
  4. Step 4: Simplify right side
    236,352.51x = 42,051,092,144.63
  5. Step 5: Solve for x
    x = 42,051,092,144.63/236,352.51
  6. Step 6: Final answer
    x = 177,916.84

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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.