Home / 63,116.30-94,689.06-18,742.10

Finding the Fourth Proportional to 63,116.30, 94,689.06 and 18,742.10

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Solution

The fourth proportional to 63,116.30, 94,689.06 and 18,742.10 is: 28,117.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,116.30 : 94,689.06 = 18,742.10 : x
  2. Step 2: Convert to fraction form
    63,116.30/94,689.06 = 18,742.10/x
  3. Step 3: Cross multiply
    63,116.30x = 94,689.06 × 18,742.10
  4. Step 4: Simplify right side
    63,116.30x = 1,774,671,831.43
  5. Step 5: Solve for x
    x = 1,774,671,831.43/63,116.30
  6. Step 6: Final answer
    x = 28,117.49

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.