Home / 130,349.16-179,886.06-73,759.32

Finding the Fourth Proportional to 130,349.16, 179,886.06 and 73,759.32

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Solution

The fourth proportional to 130,349.16, 179,886.06 and 73,759.32 is: 101,790.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,349.16 : 179,886.06 = 73,759.32 : x
  2. Step 2: Convert to fraction form
    130,349.16/179,886.06 = 73,759.32/x
  3. Step 3: Cross multiply
    130,349.16x = 179,886.06 × 73,759.32
  4. Step 4: Simplify right side
    130,349.16x = 13,268,273,463.08
  5. Step 5: Solve for x
    x = 13,268,273,463.08/130,349.16
  6. Step 6: Final answer
    x = 101,790.25

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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.