Home / 56,607.48-78,198.06-53,618.13

Finding the Fourth Proportional to 56,607.48, 78,198.06 and 53,618.13

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Solution

The fourth proportional to 56,607.48, 78,198.06 and 53,618.13 is: 74,068.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,607.48 : 78,198.06 = 53,618.13 : x
  2. Step 2: Convert to fraction form
    56,607.48/78,198.06 = 53,618.13/x
  3. Step 3: Cross multiply
    56,607.48x = 78,198.06 × 53,618.13
  4. Step 4: Simplify right side
    56,607.48x = 4,192,833,426.36
  5. Step 5: Solve for x
    x = 4,192,833,426.36/56,607.48
  6. Step 6: Final answer
    x = 74,068.54

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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.