Home / 134,068.16-185,015.58-73,640.22

Finding the Fourth Proportional to 134,068.16, 185,015.58 and 73,640.22

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Solution

The fourth proportional to 134,068.16, 185,015.58 and 73,640.22 is: 101,624.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,068.16 : 185,015.58 = 73,640.22 : x
  2. Step 2: Convert to fraction form
    134,068.16/185,015.58 = 73,640.22/x
  3. Step 3: Cross multiply
    134,068.16x = 185,015.58 × 73,640.22
  4. Step 4: Simplify right side
    134,068.16x = 13,624,588,014.63
  5. Step 5: Solve for x
    x = 13,624,588,014.63/134,068.16
  6. Step 6: Final answer
    x = 101,624.34

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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.