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Finding the Fourth Proportional to 157,160.88, 216,784.08 and 95,879.16

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Solution

The fourth proportional to 157,160.88, 216,784.08 and 95,879.16 is: 132,253.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,160.88 : 216,784.08 = 95,879.16 : x
  2. Step 2: Convert to fraction form
    157,160.88/216,784.08 = 95,879.16/x
  3. Step 3: Cross multiply
    157,160.88x = 216,784.08 × 95,879.16
  4. Step 4: Simplify right side
    157,160.88x = 20,785,075,491.77
  5. Step 5: Solve for x
    x = 20,785,075,491.77/157,160.88
  6. Step 6: Final answer
    x = 132,253.49

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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.