Home / 113,918.06-157,206.28-62,934.30

Finding the Fourth Proportional to 113,918.06, 157,206.28 and 62,934.30

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Solution

The fourth proportional to 113,918.06, 157,206.28 and 62,934.30 is: 86,848.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,918.06 : 157,206.28 = 62,934.30 : x
  2. Step 2: Convert to fraction form
    113,918.06/157,206.28 = 62,934.30/x
  3. Step 3: Cross multiply
    113,918.06x = 157,206.28 × 62,934.30
  4. Step 4: Simplify right side
    113,918.06x = 9,893,667,187.40
  5. Step 5: Solve for x
    x = 9,893,667,187.40/113,918.06
  6. Step 6: Final answer
    x = 86,848.98

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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.