Home / 98,625.64-148,043.74-42,493.58

Finding the Fourth Proportional to 98,625.64, 148,043.74 and 42,493.58

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Solution

The fourth proportional to 98,625.64, 148,043.74 and 42,493.58 is: 63,785.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,625.64 : 148,043.74 = 42,493.58 : x
  2. Step 2: Convert to fraction form
    98,625.64/148,043.74 = 42,493.58/x
  3. Step 3: Cross multiply
    98,625.64x = 148,043.74 × 42,493.58
  4. Step 4: Simplify right side
    98,625.64x = 6,290,908,509.19
  5. Step 5: Solve for x
    x = 6,290,908,509.19/98,625.64
  6. Step 6: Final answer
    x = 63,785.73

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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.