Home / 157,068.96-235,623.68-57,213.76

Finding the Fourth Proportional to 157,068.96, 235,623.68 and 57,213.76

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Solution

The fourth proportional to 157,068.96, 235,623.68 and 57,213.76 is: 85,828.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,068.96 : 235,623.68 = 57,213.76 : x
  2. Step 2: Convert to fraction form
    157,068.96/235,623.68 = 57,213.76/x
  3. Step 3: Cross multiply
    157,068.96x = 235,623.68 × 57,213.76
  4. Step 4: Simplify right side
    157,068.96x = 13,480,916,677.84
  5. Step 5: Solve for x
    x = 13,480,916,677.84/157,068.96
  6. Step 6: Final answer
    x = 85,828.01

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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.