Home / 163,001.39-224,952.71-91,386.05

Finding the Fourth Proportional to 163,001.39, 224,952.71 and 91,386.05

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Solution

The fourth proportional to 163,001.39, 224,952.71 and 91,386.05 is: 126,118.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,001.39 : 224,952.71 = 91,386.05 : x
  2. Step 2: Convert to fraction form
    163,001.39/224,952.71 = 91,386.05/x
  3. Step 3: Cross multiply
    163,001.39x = 224,952.71 × 91,386.05
  4. Step 4: Simplify right side
    163,001.39x = 20,557,538,478.93
  5. Step 5: Solve for x
    x = 20,557,538,478.93/163,001.39
  6. Step 6: Final answer
    x = 126,118.80

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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.