Home / 55,624.59-76,762.08-30,474.09

Finding the Fourth Proportional to 55,624.59, 76,762.08 and 30,474.09

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Solution

The fourth proportional to 55,624.59, 76,762.08 and 30,474.09 is: 42,054.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,624.59 : 76,762.08 = 30,474.09 : x
  2. Step 2: Convert to fraction form
    55,624.59/76,762.08 = 30,474.09/x
  3. Step 3: Cross multiply
    55,624.59x = 76,762.08 × 30,474.09
  4. Step 4: Simplify right side
    55,624.59x = 2,339,254,534.51
  5. Step 5: Solve for x
    x = 2,339,254,534.51/55,624.59
  6. Step 6: Final answer
    x = 42,054.32

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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.