Home / 151,328.04-208,852.72-97,768.86

Finding the Fourth Proportional to 151,328.04, 208,852.72 and 97,768.86

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Solution

The fourth proportional to 151,328.04, 208,852.72 and 97,768.86 is: 134,933.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,328.04 : 208,852.72 = 97,768.86 : x
  2. Step 2: Convert to fraction form
    151,328.04/208,852.72 = 97,768.86/x
  3. Step 3: Cross multiply
    151,328.04x = 208,852.72 × 97,768.86
  4. Step 4: Simplify right side
    151,328.04x = 20,419,292,342.30
  5. Step 5: Solve for x
    x = 20,419,292,342.30/151,328.04
  6. Step 6: Final answer
    x = 134,933.96

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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.