Home / 151,178.16-208,582.57-97,494

Finding the Fourth Proportional to 151,178.16, 208,582.57 and 97,494

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Solution

The fourth proportional to 151,178.16, 208,582.57 and 97,494 is: 134,513.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,178.16 : 208,582.57 = 97,494 : x
  2. Step 2: Convert to fraction form
    151,178.16/208,582.57 = 97,494/x
  3. Step 3: Cross multiply
    151,178.16x = 208,582.57 × 97,494
  4. Step 4: Simplify right side
    151,178.16x = 20,335,549,079.58
  5. Step 5: Solve for x
    x = 20,335,549,079.58/151,178.16
  6. Step 6: Final answer
    x = 134,513.80

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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.