Home / 157,201.60-235,802.40-126,097.60

Finding the Fourth Proportional to 157,201.60, 235,802.40 and 126,097.60

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Solution

The fourth proportional to 157,201.60, 235,802.40 and 126,097.60 is: 189,146.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,201.60 : 235,802.40 = 126,097.60 : x
  2. Step 2: Convert to fraction form
    157,201.60/235,802.40 = 126,097.60/x
  3. Step 3: Cross multiply
    157,201.60x = 235,802.40 × 126,097.60
  4. Step 4: Simplify right side
    157,201.60x = 29,734,116,714.24
  5. Step 5: Solve for x
    x = 29,734,116,714.24/157,201.60
  6. Step 6: Final answer
    x = 189,146.40

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1.5x scale

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.