Home / 159,089.91-219,544.94-93,681.57

Finding the Fourth Proportional to 159,089.91, 219,544.94 and 93,681.57

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Solution

The fourth proportional to 159,089.91, 219,544.94 and 93,681.57 is: 129,281.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,089.91 : 219,544.94 = 93,681.57 : x
  2. Step 2: Convert to fraction form
    159,089.91/219,544.94 = 93,681.57/x
  3. Step 3: Cross multiply
    159,089.91x = 219,544.94 × 93,681.57
  4. Step 4: Simplify right side
    159,089.91x = 20,567,314,196.35
  5. Step 5: Solve for x
    x = 20,567,314,196.35/159,089.91
  6. Step 6: Final answer
    x = 129,281.08

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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.