Home / 156,888.84-235,433.34-57,039.45

Finding the Fourth Proportional to 156,888.84, 235,433.34 and 57,039.45

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Solution

The fourth proportional to 156,888.84, 235,433.34 and 57,039.45 is: 85,595.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,888.84 : 235,433.34 = 57,039.45 : x
  2. Step 2: Convert to fraction form
    156,888.84/235,433.34 = 57,039.45/x
  3. Step 3: Cross multiply
    156,888.84x = 235,433.34 × 57,039.45
  4. Step 4: Simplify right side
    156,888.84x = 13,428,988,225.26
  5. Step 5: Solve for x
    x = 13,428,988,225.26/156,888.84
  6. Step 6: Final answer
    x = 85,595.56

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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.