Home / 236,447.60-354,671.40-112,031.60

Finding the Fourth Proportional to 236,447.60, 354,671.40 and 112,031.60

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Solution

The fourth proportional to 236,447.60, 354,671.40 and 112,031.60 is: 168,047.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,447.60 : 354,671.40 = 112,031.60 : x
  2. Step 2: Convert to fraction form
    236,447.60/354,671.40 = 112,031.60/x
  3. Step 3: Cross multiply
    236,447.60x = 354,671.40 × 112,031.60
  4. Step 4: Simplify right side
    236,447.60x = 39,734,404,416.24
  5. Step 5: Solve for x
    x = 39,734,404,416.24/236,447.60
  6. Step 6: Final answer
    x = 168,047.40

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.