Home / 147,521.96-203,585.40-93,805.80

Finding the Fourth Proportional to 147,521.96, 203,585.40 and 93,805.80

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Solution

The fourth proportional to 147,521.96, 203,585.40 and 93,805.80 is: 129,455.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,521.96 : 203,585.40 = 93,805.80 : x
  2. Step 2: Convert to fraction form
    147,521.96/203,585.40 = 93,805.80/x
  3. Step 3: Cross multiply
    147,521.96x = 203,585.40 × 93,805.80
  4. Step 4: Simplify right side
    147,521.96x = 19,097,490,551.87
  5. Step 5: Solve for x
    x = 19,097,490,551.87/147,521.96
  6. Step 6: Final answer
    x = 129,455.24

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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.