Home / 58,421.63-80,621.84-31,564.13

Finding the Fourth Proportional to 58,421.63, 80,621.84 and 31,564.13

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Solution

The fourth proportional to 58,421.63, 80,621.84 and 31,564.13 is: 43,558.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,421.63 : 80,621.84 = 31,564.13 : x
  2. Step 2: Convert to fraction form
    58,421.63/80,621.84 = 31,564.13/x
  3. Step 3: Cross multiply
    58,421.63x = 80,621.84 × 31,564.13
  4. Step 4: Simplify right side
    58,421.63x = 2,544,757,914.40
  5. Step 5: Solve for x
    x = 2,544,757,914.40/58,421.63
  6. Step 6: Final answer
    x = 43,558.49

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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.