Home / 236,177.50-326,041.31-163,635.40

Finding the Fourth Proportional to 236,177.50, 326,041.31 and 163,635.40

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Solution

The fourth proportional to 236,177.50, 326,041.31 and 163,635.40 is: 225,897.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,177.50 : 326,041.31 = 163,635.40 : x
  2. Step 2: Convert to fraction form
    236,177.50/326,041.31 = 163,635.40/x
  3. Step 3: Cross multiply
    236,177.50x = 326,041.31 × 163,635.40
  4. Step 4: Simplify right side
    236,177.50x = 53,351,897,729.99
  5. Step 5: Solve for x
    x = 53,351,897,729.99/236,177.50
  6. Step 6: Final answer
    x = 225,897.46

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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.