Home / 74,684.04-111,909.36-46,923.72

Finding the Fourth Proportional to 74,684.04, 111,909.36 and 46,923.72

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Solution

The fourth proportional to 74,684.04, 111,909.36 and 46,923.72 is: 70,312.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,684.04 : 111,909.36 = 46,923.72 : x
  2. Step 2: Convert to fraction form
    74,684.04/111,909.36 = 46,923.72/x
  3. Step 3: Cross multiply
    74,684.04x = 111,909.36 × 46,923.72
  4. Step 4: Simplify right side
    74,684.04x = 5,251,203,474.02
  5. Step 5: Solve for x
    x = 5,251,203,474.02/74,684.04
  6. Step 6: Final answer
    x = 70,312.26

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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.