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Finding the Fourth Proportional to 46,894.90, 64,715.34 and 25,674.34

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Solution

The fourth proportional to 46,894.90, 64,715.34 and 25,674.34 is: 35,430.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,894.90 : 64,715.34 = 25,674.34 : x
  2. Step 2: Convert to fraction form
    46,894.90/64,715.34 = 25,674.34/x
  3. Step 3: Cross multiply
    46,894.90x = 64,715.34 × 25,674.34
  4. Step 4: Simplify right side
    46,894.90x = 1,661,523,642.38
  5. Step 5: Solve for x
    x = 1,661,523,642.38/46,894.90
  6. Step 6: Final answer
    x = 35,430.80

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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.