Home / 30,742.04-46,076.58-13,174.76

Finding the Fourth Proportional to 30,742.04, 46,076.58 and 13,174.76

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Solution

The fourth proportional to 30,742.04, 46,076.58 and 13,174.76 is: 19,746.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,742.04 : 46,076.58 = 13,174.76 : x
  2. Step 2: Convert to fraction form
    30,742.04/46,076.58 = 13,174.76/x
  3. Step 3: Cross multiply
    30,742.04x = 46,076.58 × 13,174.76
  4. Step 4: Simplify right side
    30,742.04x = 607,047,883.12
  5. Step 5: Solve for x
    x = 607,047,883.12/30,742.04
  6. Step 6: Final answer
    x = 19,746.51

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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.