Home / 106,927.40-147,549.82-63,898.35

Finding the Fourth Proportional to 106,927.40, 147,549.82 and 63,898.35

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Solution

The fourth proportional to 106,927.40, 147,549.82 and 63,898.35 is: 88,173.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,927.40 : 147,549.82 = 63,898.35 : x
  2. Step 2: Convert to fraction form
    106,927.40/147,549.82 = 63,898.35/x
  3. Step 3: Cross multiply
    106,927.40x = 147,549.82 × 63,898.35
  4. Step 4: Simplify right side
    106,927.40x = 9,428,189,905.74
  5. Step 5: Solve for x
    x = 9,428,189,905.74/106,927.40
  6. Step 6: Final answer
    x = 88,173.75

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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.