Home / 43,201.50-59,638.08-30,465.06

Finding the Fourth Proportional to 43,201.50, 59,638.08 and 30,465.06

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Solution

The fourth proportional to 43,201.50, 59,638.08 and 30,465.06 is: 42,055.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,201.50 : 59,638.08 = 30,465.06 : x
  2. Step 2: Convert to fraction form
    43,201.50/59,638.08 = 30,465.06/x
  3. Step 3: Cross multiply
    43,201.50x = 59,638.08 × 30,465.06
  4. Step 4: Simplify right side
    43,201.50x = 1,816,877,685.48
  5. Step 5: Solve for x
    x = 1,816,877,685.48/43,201.50
  6. Step 6: Final answer
    x = 42,055.89

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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.