Home / 65,106.16-89,848.92-36,810.16

Finding the Fourth Proportional to 65,106.16, 89,848.92 and 36,810.16

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Solution

The fourth proportional to 65,106.16, 89,848.92 and 36,810.16 is: 50,799.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,106.16 : 89,848.92 = 36,810.16 : x
  2. Step 2: Convert to fraction form
    65,106.16/89,848.92 = 36,810.16/x
  3. Step 3: Cross multiply
    65,106.16x = 89,848.92 × 36,810.16
  4. Step 4: Simplify right side
    65,106.16x = 3,307,353,121.03
  5. Step 5: Solve for x
    x = 3,307,353,121.03/65,106.16
  6. Step 6: Final answer
    x = 50,799.39

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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.