Home / 236,929.02-326,953.14-129,498.18

Finding the Fourth Proportional to 236,929.02, 326,953.14 and 129,498.18

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Solution

The fourth proportional to 236,929.02, 326,953.14 and 129,498.18 is: 178,702.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,929.02 : 326,953.14 = 129,498.18 : x
  2. Step 2: Convert to fraction form
    236,929.02/326,953.14 = 129,498.18/x
  3. Step 3: Cross multiply
    236,929.02x = 326,953.14 × 129,498.18
  4. Step 4: Simplify right side
    236,929.02x = 42,339,836,575.29
  5. Step 5: Solve for x
    x = 42,339,836,575.29/236,929.02
  6. Step 6: Final answer
    x = 178,702.62

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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.