Home / 156,934.02-216,552.74-93,259.56

Finding the Fourth Proportional to 156,934.02, 216,552.74 and 93,259.56

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Solution

The fourth proportional to 156,934.02, 216,552.74 and 93,259.56 is: 128,688.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,934.02 : 216,552.74 = 93,259.56 : x
  2. Step 2: Convert to fraction form
    156,934.02/216,552.74 = 93,259.56/x
  3. Step 3: Cross multiply
    156,934.02x = 216,552.74 × 93,259.56
  4. Step 4: Simplify right side
    156,934.02x = 20,195,613,249.19
  5. Step 5: Solve for x
    x = 20,195,613,249.19/156,934.02
  6. Step 6: Final answer
    x = 128,688.56

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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.