Home / 74,829.04-103,237.02-57,606.67

Finding the Fourth Proportional to 74,829.04, 103,237.02 and 57,606.67

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Solution

The fourth proportional to 74,829.04, 103,237.02 and 57,606.67 is: 79,476.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,829.04 : 103,237.02 = 57,606.67 : x
  2. Step 2: Convert to fraction form
    74,829.04/103,237.02 = 57,606.67/x
  3. Step 3: Cross multiply
    74,829.04x = 103,237.02 × 57,606.67
  4. Step 4: Simplify right side
    74,829.04x = 5,947,140,468.81
  5. Step 5: Solve for x
    x = 5,947,140,468.81/74,829.04
  6. Step 6: Final answer
    x = 79,476.37

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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.