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Finding the Fourth Proportional to 157,117.01, 216,783.66 and 92,588.88

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Solution

The fourth proportional to 157,117.01, 216,783.66 and 92,588.88 is: 127,750.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,117.01 : 216,783.66 = 92,588.88 : x
  2. Step 2: Convert to fraction form
    157,117.01/216,783.66 = 92,588.88/x
  3. Step 3: Cross multiply
    157,117.01x = 216,783.66 × 92,588.88
  4. Step 4: Simplify right side
    157,117.01x = 20,071,757,055.13
  5. Step 5: Solve for x
    x = 20,071,757,055.13/157,117.01
  6. Step 6: Final answer
    x = 127,750.38

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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.