Home / 122,029.20-183,043.80-88,592.40

Finding the Fourth Proportional to 122,029.20, 183,043.80 and 88,592.40

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Solution

The fourth proportional to 122,029.20, 183,043.80 and 88,592.40 is: 132,888.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,029.20 : 183,043.80 = 88,592.40 : x
  2. Step 2: Convert to fraction form
    122,029.20/183,043.80 = 88,592.40/x
  3. Step 3: Cross multiply
    122,029.20x = 183,043.80 × 88,592.40
  4. Step 4: Simplify right side
    122,029.20x = 16,216,289,547.12
  5. Step 5: Solve for x
    x = 16,216,289,547.12/122,029.20
  6. Step 6: Final answer
    x = 132,888.60

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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.