Home / 74,519.04-102,880.08-46,240.32

Finding the Fourth Proportional to 74,519.04, 102,880.08 and 46,240.32

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Solution

The fourth proportional to 74,519.04, 102,880.08 and 46,240.32 is: 63,838.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,519.04 : 102,880.08 = 46,240.32 : x
  2. Step 2: Convert to fraction form
    74,519.04/102,880.08 = 46,240.32/x
  3. Step 3: Cross multiply
    74,519.04x = 102,880.08 × 46,240.32
  4. Step 4: Simplify right side
    74,519.04x = 4,757,207,820.83
  5. Step 5: Solve for x
    x = 4,757,207,820.83/74,519.04
  6. Step 6: Final answer
    x = 63,838.82

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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.