Home / 85,806.93-118,343.35-60,397.41

Finding the Fourth Proportional to 85,806.93, 118,343.35 and 60,397.41

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Solution

The fourth proportional to 85,806.93, 118,343.35 and 60,397.41 is: 83,299.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,806.93 : 118,343.35 = 60,397.41 : x
  2. Step 2: Convert to fraction form
    85,806.93/118,343.35 = 60,397.41/x
  3. Step 3: Cross multiply
    85,806.93x = 118,343.35 × 60,397.41
  4. Step 4: Simplify right side
    85,806.93x = 7,147,631,830.72
  5. Step 5: Solve for x
    x = 7,147,631,830.72/85,806.93
  6. Step 6: Final answer
    x = 83,299.00

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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.