Home / 214,795.10-296,219.48-145,987.50

Finding the Fourth Proportional to 214,795.10, 296,219.48 and 145,987.50

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Solution

The fourth proportional to 214,795.10, 296,219.48 and 145,987.50 is: 201,328.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,795.10 : 296,219.48 = 145,987.50 : x
  2. Step 2: Convert to fraction form
    214,795.10/296,219.48 = 145,987.50/x
  3. Step 3: Cross multiply
    214,795.10x = 296,219.48 × 145,987.50
  4. Step 4: Simplify right side
    214,795.10x = 43,244,341,336.50
  5. Step 5: Solve for x
    x = 43,244,341,336.50/214,795.10
  6. Step 6: Final answer
    x = 201,328.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.