Home / 236,454.12-354,672.54-70,237.80

Finding the Fourth Proportional to 236,454.12, 354,672.54 and 70,237.80

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Solution

The fourth proportional to 236,454.12, 354,672.54 and 70,237.80 is: 105,354.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,454.12 : 354,672.54 = 70,237.80 : x
  2. Step 2: Convert to fraction form
    236,454.12/354,672.54 = 70,237.80/x
  3. Step 3: Cross multiply
    236,454.12x = 354,672.54 × 70,237.80
  4. Step 4: Simplify right side
    236,454.12x = 24,911,418,930.01
  5. Step 5: Solve for x
    x = 24,911,418,930.01/236,454.12
  6. Step 6: Final answer
    x = 105,354.13

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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.