Home / 58,491.84-80,681.58-38,350.04

Finding the Fourth Proportional to 58,491.84, 80,681.58 and 38,350.04

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Solution

The fourth proportional to 58,491.84, 80,681.58 and 38,350.04 is: 52,898.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,491.84 : 80,681.58 = 38,350.04 : x
  2. Step 2: Convert to fraction form
    58,491.84/80,681.58 = 38,350.04/x
  3. Step 3: Cross multiply
    58,491.84x = 80,681.58 × 38,350.04
  4. Step 4: Simplify right side
    58,491.84x = 3,094,141,416.86
  5. Step 5: Solve for x
    x = 3,094,141,416.86/58,491.84
  6. Step 6: Final answer
    x = 52,898.68

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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.