Home / 42,180.04-63,268.48-10,590.31

Finding the Fourth Proportional to 42,180.04, 63,268.48 and 10,590.31

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Solution

The fourth proportional to 42,180.04, 63,268.48 and 10,590.31 is: 15,885.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,180.04 : 63,268.48 = 10,590.31 : x
  2. Step 2: Convert to fraction form
    42,180.04/63,268.48 = 10,590.31/x
  3. Step 3: Cross multiply
    42,180.04x = 63,268.48 × 10,590.31
  4. Step 4: Simplify right side
    42,180.04x = 670,032,816.43
  5. Step 5: Solve for x
    x = 670,032,816.43/42,180.04
  6. Step 6: Final answer
    x = 15,885.07

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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.