Home / 112,176.44-154,796.46-61,875.32

Finding the Fourth Proportional to 112,176.44, 154,796.46 and 61,875.32

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Solution

The fourth proportional to 112,176.44, 154,796.46 and 61,875.32 is: 85,384.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,176.44 : 154,796.46 = 61,875.32 : x
  2. Step 2: Convert to fraction form
    112,176.44/154,796.46 = 61,875.32/x
  3. Step 3: Cross multiply
    112,176.44x = 154,796.46 × 61,875.32
  4. Step 4: Simplify right side
    112,176.44x = 9,578,080,497.37
  5. Step 5: Solve for x
    x = 9,578,080,497.37/112,176.44
  6. Step 6: Final answer
    x = 85,384.07

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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.