Home / 251,749.98-347,448.15-151,154.46

Finding the Fourth Proportional to 251,749.98, 347,448.15 and 151,154.46

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Solution

The fourth proportional to 251,749.98, 347,448.15 and 151,154.46 is: 208,613.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,749.98 : 347,448.15 = 151,154.46 : x
  2. Step 2: Convert to fraction form
    251,749.98/347,448.15 = 151,154.46/x
  3. Step 3: Cross multiply
    251,749.98x = 347,448.15 × 151,154.46
  4. Step 4: Simplify right side
    251,749.98x = 52,518,337,491.25
  5. Step 5: Solve for x
    x = 52,518,337,491.25/251,749.98
  6. Step 6: Final answer
    x = 208,613.08

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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.