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Finding the Fourth Proportional to 58,752.46, 81,048.36 and 37,509.40

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Solution

The fourth proportional to 58,752.46, 81,048.36 and 37,509.40 is: 51,743.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,752.46 : 81,048.36 = 37,509.40 : x
  2. Step 2: Convert to fraction form
    58,752.46/81,048.36 = 37,509.40/x
  3. Step 3: Cross multiply
    58,752.46x = 81,048.36 × 37,509.40
  4. Step 4: Simplify right side
    58,752.46x = 3,040,075,354.58
  5. Step 5: Solve for x
    x = 3,040,075,354.58/58,752.46
  6. Step 6: Final answer
    x = 51,743.80

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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.