Home / 63,646.08-87,760.80-43,506.24

Finding the Fourth Proportional to 63,646.08, 87,760.80 and 43,506.24

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Solution

The fourth proportional to 63,646.08, 87,760.80 and 43,506.24 is: 59,990.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,646.08 : 87,760.80 = 43,506.24 : x
  2. Step 2: Convert to fraction form
    63,646.08/87,760.80 = 43,506.24/x
  3. Step 3: Cross multiply
    63,646.08x = 87,760.80 × 43,506.24
  4. Step 4: Simplify right side
    63,646.08x = 3,818,142,427.39
  5. Step 5: Solve for x
    x = 3,818,142,427.39/63,646.08
  6. Step 6: Final answer
    x = 59,990.22

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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.