Home / 131,317.16-181,197.68-73,953.47

Finding the Fourth Proportional to 131,317.16, 181,197.68 and 73,953.47

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Solution

The fourth proportional to 131,317.16, 181,197.68 and 73,953.47 is: 102,044.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,317.16 : 181,197.68 = 73,953.47 : x
  2. Step 2: Convert to fraction form
    131,317.16/181,197.68 = 73,953.47/x
  3. Step 3: Cross multiply
    131,317.16x = 181,197.68 × 73,953.47
  4. Step 4: Simplify right side
    131,317.16x = 13,400,197,275.18
  5. Step 5: Solve for x
    x = 13,400,197,275.18/131,317.16
  6. Step 6: Final answer
    x = 102,044.53

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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.