Home / 146,977.88-202,823.60-86,551.07

Finding the Fourth Proportional to 146,977.88, 202,823.60 and 86,551.07

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Solution

The fourth proportional to 146,977.88, 202,823.60 and 86,551.07 is: 119,437.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,977.88 : 202,823.60 = 86,551.07 : x
  2. Step 2: Convert to fraction form
    146,977.88/202,823.60 = 86,551.07/x
  3. Step 3: Cross multiply
    146,977.88x = 202,823.60 × 86,551.07
  4. Step 4: Simplify right side
    146,977.88x = 17,554,598,154.38
  5. Step 5: Solve for x
    x = 17,554,598,154.38/146,977.88
  6. Step 6: Final answer
    x = 119,437.01

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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.