Home / 58,655.10-87,980.99-28,253.37

Finding the Fourth Proportional to 58,655.10, 87,980.99 and 28,253.37

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Solution

The fourth proportional to 58,655.10, 87,980.99 and 28,253.37 is: 42,379.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,655.10 : 87,980.99 = 28,253.37 : x
  2. Step 2: Convert to fraction form
    58,655.10/87,980.99 = 28,253.37/x
  3. Step 3: Cross multiply
    58,655.10x = 87,980.99 × 28,253.37
  4. Step 4: Simplify right side
    58,655.10x = 2,485,759,322.17
  5. Step 5: Solve for x
    x = 2,485,759,322.17/58,655.10
  6. Step 6: Final answer
    x = 42,379.25

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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.