Home / 98,327.90-147,492.66-28,209.44

Finding the Fourth Proportional to 98,327.90, 147,492.66 and 28,209.44

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Solution

The fourth proportional to 98,327.90, 147,492.66 and 28,209.44 is: 42,314.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,327.90 : 147,492.66 = 28,209.44 : x
  2. Step 2: Convert to fraction form
    98,327.90/147,492.66 = 28,209.44/x
  3. Step 3: Cross multiply
    98,327.90x = 147,492.66 × 28,209.44
  4. Step 4: Simplify right side
    98,327.90x = 4,160,685,342.71
  5. Step 5: Solve for x
    x = 4,160,685,342.71/98,327.90
  6. Step 6: Final answer
    x = 42,314.39

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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.