Home / 58,457.47-87,651.14-28,412.53

Finding the Fourth Proportional to 58,457.47, 87,651.14 and 28,412.53

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Solution

The fourth proportional to 58,457.47, 87,651.14 and 28,412.53 is: 42,601.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,457.47 : 87,651.14 = 28,412.53 : x
  2. Step 2: Convert to fraction form
    58,457.47/87,651.14 = 28,412.53/x
  3. Step 3: Cross multiply
    58,457.47x = 87,651.14 × 28,412.53
  4. Step 4: Simplify right side
    58,457.47x = 2,490,390,206.53
  5. Step 5: Solve for x
    x = 2,490,390,206.53/58,457.47
  6. Step 6: Final answer
    x = 42,601.75

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.