Home / 147,379.50-203,416.52-93,654.02

Finding the Fourth Proportional to 147,379.50, 203,416.52 and 93,654.02

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Solution

The fourth proportional to 147,379.50, 203,416.52 and 93,654.02 is: 129,263.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,379.50 : 203,416.52 = 93,654.02 : x
  2. Step 2: Convert to fraction form
    147,379.50/203,416.52 = 93,654.02/x
  3. Step 3: Cross multiply
    147,379.50x = 203,416.52 × 93,654.02
  4. Step 4: Simplify right side
    147,379.50x = 19,050,774,872.68
  5. Step 5: Solve for x
    x = 19,050,774,872.68/147,379.50
  6. Step 6: Final answer
    x = 129,263.40

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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.