Home / 134,601.32-185,754.06-77,251.16

Finding the Fourth Proportional to 134,601.32, 185,754.06 and 77,251.16

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Solution

The fourth proportional to 134,601.32, 185,754.06 and 77,251.16 is: 106,609.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,601.32 : 185,754.06 = 77,251.16 : x
  2. Step 2: Convert to fraction form
    134,601.32/185,754.06 = 77,251.16/x
  3. Step 3: Cross multiply
    134,601.32x = 185,754.06 × 77,251.16
  4. Step 4: Simplify right side
    134,601.32x = 14,349,716,609.71
  5. Step 5: Solve for x
    x = 14,349,716,609.71/134,601.32
  6. Step 6: Final answer
    x = 106,609.03

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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.