Home / 74,295.02-102,526.26-40,302.86

Finding the Fourth Proportional to 74,295.02, 102,526.26 and 40,302.86

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Solution

The fourth proportional to 74,295.02, 102,526.26 and 40,302.86 is: 55,617.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,295.02 : 102,526.26 = 40,302.86 : x
  2. Step 2: Convert to fraction form
    74,295.02/102,526.26 = 40,302.86/x
  3. Step 3: Cross multiply
    74,295.02x = 102,526.26 × 40,302.86
  4. Step 4: Simplify right side
    74,295.02x = 4,132,101,503.10
  5. Step 5: Solve for x
    x = 4,132,101,503.10/74,295.02
  6. Step 6: Final answer
    x = 55,617.48

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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.