Home / 175,210.51-261,855.82-127,925.30

Finding the Fourth Proportional to 175,210.51, 261,855.82 and 127,925.30

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Solution

The fourth proportional to 175,210.51, 261,855.82 and 127,925.30 is: 191,187.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,210.51 : 261,855.82 = 127,925.30 : x
  2. Step 2: Convert to fraction form
    175,210.51/261,855.82 = 127,925.30/x
  3. Step 3: Cross multiply
    175,210.51x = 261,855.82 × 127,925.30
  4. Step 4: Simplify right side
    175,210.51x = 33,497,984,330.25
  5. Step 5: Solve for x
    x = 33,497,984,330.25/175,210.51
  6. Step 6: Final answer
    x = 191,187.07

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.