Home / 76,482.11-105,552.45-46,274.87

Finding the Fourth Proportional to 76,482.11, 105,552.45 and 46,274.87

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Solution

The fourth proportional to 76,482.11, 105,552.45 and 46,274.87 is: 63,863.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,482.11 : 105,552.45 = 46,274.87 : x
  2. Step 2: Convert to fraction form
    76,482.11/105,552.45 = 46,274.87/x
  3. Step 3: Cross multiply
    76,482.11x = 105,552.45 × 46,274.87
  4. Step 4: Simplify right side
    76,482.11x = 4,884,426,165.81
  5. Step 5: Solve for x
    x = 4,884,426,165.81/76,482.11
  6. Step 6: Final answer
    x = 63,863.64

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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.