Home / 157,091.40-235,637.10-94,105.80

Finding the Fourth Proportional to 157,091.40, 235,637.10 and 94,105.80

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Solution

The fourth proportional to 157,091.40, 235,637.10 and 94,105.80 is: 141,158.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,091.40 : 235,637.10 = 94,105.80 : x
  2. Step 2: Convert to fraction form
    157,091.40/235,637.10 = 94,105.80/x
  3. Step 3: Cross multiply
    157,091.40x = 235,637.10 × 94,105.80
  4. Step 4: Simplify right side
    157,091.40x = 22,174,817,805.18
  5. Step 5: Solve for x
    x = 22,174,817,805.18/157,091.40
  6. Step 6: Final answer
    x = 141,158.70

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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.