Home / 109,355.40-163,595.70-94,726.80

Finding the Fourth Proportional to 109,355.40, 163,595.70 and 94,726.80

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Solution

The fourth proportional to 109,355.40, 163,595.70 and 94,726.80 is: 141,711.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,355.40 : 163,595.70 = 94,726.80 : x
  2. Step 2: Convert to fraction form
    109,355.40/163,595.70 = 94,726.80/x
  3. Step 3: Cross multiply
    109,355.40x = 163,595.70 × 94,726.80
  4. Step 4: Simplify right side
    109,355.40x = 15,496,897,154.76
  5. Step 5: Solve for x
    x = 15,496,897,154.76/109,355.40
  6. Step 6: Final answer
    x = 141,711.31

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.