Home / 236,466.10-326,330.14-129,043.06

Finding the Fourth Proportional to 236,466.10, 326,330.14 and 129,043.06

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Solution

The fourth proportional to 236,466.10, 326,330.14 and 129,043.06 is: 178,083.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,466.10 : 326,330.14 = 129,043.06 : x
  2. Step 2: Convert to fraction form
    236,466.10/326,330.14 = 129,043.06/x
  3. Step 3: Cross multiply
    236,466.10x = 326,330.14 × 129,043.06
  4. Step 4: Simplify right side
    236,466.10x = 42,110,639,835.83
  5. Step 5: Solve for x
    x = 42,110,639,835.83/236,466.10
  6. Step 6: Final answer
    x = 178,083.20

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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.