Home / 58,216.90-87,386.43-51,595.78

Finding the Fourth Proportional to 58,216.90, 87,386.43 and 51,595.78

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Solution

The fourth proportional to 58,216.90, 87,386.43 and 51,595.78 is: 77,447.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,216.90 : 87,386.43 = 51,595.78 : x
  2. Step 2: Convert to fraction form
    58,216.90/87,386.43 = 51,595.78/x
  3. Step 3: Cross multiply
    58,216.90x = 87,386.43 × 51,595.78
  4. Step 4: Simplify right side
    58,216.90x = 4,508,771,017.27
  5. Step 5: Solve for x
    x = 4,508,771,017.27/58,216.90
  6. Step 6: Final answer
    x = 77,447.80

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1.5x scale

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.