Home / 236,391.60-326,262.72-140,904.48

Finding the Fourth Proportional to 236,391.60, 326,262.72 and 140,904.48

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Solution

The fourth proportional to 236,391.60, 326,262.72 and 140,904.48 is: 194,473.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,391.60 : 326,262.72 = 140,904.48 : x
  2. Step 2: Convert to fraction form
    236,391.60/326,262.72 = 140,904.48/x
  3. Step 3: Cross multiply
    236,391.60x = 326,262.72 × 140,904.48
  4. Step 4: Simplify right side
    236,391.60x = 45,971,878,904.99
  5. Step 5: Solve for x
    x = 45,971,878,904.99/236,391.60
  6. Step 6: Final answer
    x = 194,473.40

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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.