Home / 65,010.07-89,730.21-36,732.16

Finding the Fourth Proportional to 65,010.07, 89,730.21 and 36,732.16

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Solution

The fourth proportional to 65,010.07, 89,730.21 and 36,732.16 is: 50,699.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,010.07 : 89,730.21 = 36,732.16 : x
  2. Step 2: Convert to fraction form
    65,010.07/89,730.21 = 36,732.16/x
  3. Step 3: Cross multiply
    65,010.07x = 89,730.21 × 36,732.16
  4. Step 4: Simplify right side
    65,010.07x = 3,295,984,430.55
  5. Step 5: Solve for x
    x = 3,295,984,430.55/65,010.07
  6. Step 6: Final answer
    x = 50,699.60

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1.5x scale

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.