Home / 52,810.86-72,878.99-31,595.13

Finding the Fourth Proportional to 52,810.86, 72,878.99 and 31,595.13

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Solution

The fourth proportional to 52,810.86, 72,878.99 and 31,595.13 is: 43,601.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,810.86 : 72,878.99 = 31,595.13 : x
  2. Step 2: Convert to fraction form
    52,810.86/72,878.99 = 31,595.13/x
  3. Step 3: Cross multiply
    52,810.86x = 72,878.99 × 31,595.13
  4. Step 4: Simplify right side
    52,810.86x = 2,302,621,163.32
  5. Step 5: Solve for x
    x = 2,302,621,163.32/52,810.86
  6. Step 6: Final answer
    x = 43,601.28

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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.