Home / 66,364.04-99,530.58-38,224.28

Finding the Fourth Proportional to 66,364.04, 99,530.58 and 38,224.28

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Solution

The fourth proportional to 66,364.04, 99,530.58 and 38,224.28 is: 57,327.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,364.04 : 99,530.58 = 38,224.28 : x
  2. Step 2: Convert to fraction form
    66,364.04/99,530.58 = 38,224.28/x
  3. Step 3: Cross multiply
    66,364.04x = 99,530.58 × 38,224.28
  4. Step 4: Simplify right side
    66,364.04x = 3,804,484,758.48
  5. Step 5: Solve for x
    x = 3,804,484,758.48/66,364.04
  6. Step 6: Final answer
    x = 57,327.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.