Home / 110,941.32-153,114.96-63,199.20

Finding the Fourth Proportional to 110,941.32, 153,114.96 and 63,199.20

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Solution

The fourth proportional to 110,941.32, 153,114.96 and 63,199.20 is: 87,223.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,941.32 : 153,114.96 = 63,199.20 : x
  2. Step 2: Convert to fraction form
    110,941.32/153,114.96 = 63,199.20/x
  3. Step 3: Cross multiply
    110,941.32x = 153,114.96 × 63,199.20
  4. Step 4: Simplify right side
    110,941.32x = 9,676,742,980.03
  5. Step 5: Solve for x
    x = 9,676,742,980.03/110,941.32
  6. Step 6: Final answer
    x = 87,223.98

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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.