Home / 110,200.79-152,066.46-61,804.68

Finding the Fourth Proportional to 110,200.79, 152,066.46 and 61,804.68

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Solution

The fourth proportional to 110,200.79, 152,066.46 and 61,804.68 is: 85,284.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,200.79 : 152,066.46 = 61,804.68 : x
  2. Step 2: Convert to fraction form
    110,200.79/152,066.46 = 61,804.68/x
  3. Step 3: Cross multiply
    110,200.79x = 152,066.46 × 61,804.68
  4. Step 4: Simplify right side
    110,200.79x = 9,398,418,899.03
  5. Step 5: Solve for x
    x = 9,398,418,899.03/110,200.79
  6. Step 6: Final answer
    x = 85,284.50

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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.