Home / 46,972.28-64,849.74-31,070.36

Finding the Fourth Proportional to 46,972.28, 64,849.74 and 31,070.36

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Solution

The fourth proportional to 46,972.28, 64,849.74 and 31,070.36 is: 42,895.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,972.28 : 64,849.74 = 31,070.36 : x
  2. Step 2: Convert to fraction form
    46,972.28/64,849.74 = 31,070.36/x
  3. Step 3: Cross multiply
    46,972.28x = 64,849.74 × 31,070.36
  4. Step 4: Simplify right side
    46,972.28x = 2,014,904,767.71
  5. Step 5: Solve for x
    x = 2,014,904,767.71/46,972.28
  6. Step 6: Final answer
    x = 42,895.61

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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.