Home / 63,238.29-87,309.54-40,587.06

Finding the Fourth Proportional to 63,238.29, 87,309.54 and 40,587.06

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Solution

The fourth proportional to 63,238.29, 87,309.54 and 40,587.06 is: 56,036.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,238.29 : 87,309.54 = 40,587.06 : x
  2. Step 2: Convert to fraction form
    63,238.29/87,309.54 = 40,587.06/x
  3. Step 3: Cross multiply
    63,238.29x = 87,309.54 × 40,587.06
  4. Step 4: Simplify right side
    63,238.29x = 3,543,637,538.55
  5. Step 5: Solve for x
    x = 3,543,637,538.55/63,238.29
  6. Step 6: Final answer
    x = 56,036.26

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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.