Home / 112,052.06-154,631.01-61,751.06

Finding the Fourth Proportional to 112,052.06, 154,631.01 and 61,751.06

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Solution

The fourth proportional to 112,052.06, 154,631.01 and 61,751.06 is: 85,216.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,052.06 : 154,631.01 = 61,751.06 : x
  2. Step 2: Convert to fraction form
    112,052.06/154,631.01 = 61,751.06/x
  3. Step 3: Cross multiply
    112,052.06x = 154,631.01 × 61,751.06
  4. Step 4: Simplify right side
    112,052.06x = 9,548,628,776.37
  5. Step 5: Solve for x
    x = 9,548,628,776.37/112,052.06
  6. Step 6: Final answer
    x = 85,216.00

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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.