Home / 219,479.10-329,153.70-93,117.74

Finding the Fourth Proportional to 219,479.10, 329,153.70 and 93,117.74

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Solution

The fourth proportional to 219,479.10, 329,153.70 and 93,117.74 is: 139,649.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,479.10 : 329,153.70 = 93,117.74 : x
  2. Step 2: Convert to fraction form
    219,479.10/329,153.70 = 93,117.74/x
  3. Step 3: Cross multiply
    219,479.10x = 329,153.70 × 93,117.74
  4. Step 4: Simplify right side
    219,479.10x = 30,650,048,656.64
  5. Step 5: Solve for x
    x = 30,650,048,656.64/219,479.10
  6. Step 6: Final answer
    x = 139,649.05

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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.