Home / 56,235.62-77,448.12-46,717.40

Finding the Fourth Proportional to 56,235.62, 77,448.12 and 46,717.40

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Solution

The fourth proportional to 56,235.62, 77,448.12 and 46,717.40 is: 64,339.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,235.62 : 77,448.12 = 46,717.40 : x
  2. Step 2: Convert to fraction form
    56,235.62/77,448.12 = 46,717.40/x
  3. Step 3: Cross multiply
    56,235.62x = 77,448.12 × 46,717.40
  4. Step 4: Simplify right side
    56,235.62x = 3,618,174,801.29
  5. Step 5: Solve for x
    x = 3,618,174,801.29/56,235.62
  6. Step 6: Final answer
    x = 64,339.56

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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.