Home / 236,478.40-326,350.82-133,148.17

Finding the Fourth Proportional to 236,478.40, 326,350.82 and 133,148.17

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Solution

The fourth proportional to 236,478.40, 326,350.82 and 133,148.17 is: 183,750.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,478.40 : 326,350.82 = 133,148.17 : x
  2. Step 2: Convert to fraction form
    236,478.40/326,350.82 = 133,148.17/x
  3. Step 3: Cross multiply
    236,478.40x = 326,350.82 × 133,148.17
  4. Step 4: Simplify right side
    236,478.40x = 43,453,013,795.26
  5. Step 5: Solve for x
    x = 43,453,013,795.26/236,478.40
  6. Step 6: Final answer
    x = 183,750.46

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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.