Home / 193,064.01-266,428.40-117,612.51

Finding the Fourth Proportional to 193,064.01, 266,428.40 and 117,612.51

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Solution

The fourth proportional to 193,064.01, 266,428.40 and 117,612.51 is: 162,305.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,064.01 : 266,428.40 = 117,612.51 : x
  2. Step 2: Convert to fraction form
    193,064.01/266,428.40 = 117,612.51/x
  3. Step 3: Cross multiply
    193,064.01x = 266,428.40 × 117,612.51
  4. Step 4: Simplify right side
    193,064.01x = 31,335,312,859.28
  5. Step 5: Solve for x
    x = 31,335,312,859.28/193,064.01
  6. Step 6: Final answer
    x = 162,305.30

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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.