Home / 112,946.40-169,225.20-73,483.20

Finding the Fourth Proportional to 112,946.40, 169,225.20 and 73,483.20

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Solution

The fourth proportional to 112,946.40, 169,225.20 and 73,483.20 is: 110,098.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,946.40 : 169,225.20 = 73,483.20 : x
  2. Step 2: Convert to fraction form
    112,946.40/169,225.20 = 73,483.20/x
  3. Step 3: Cross multiply
    112,946.40x = 169,225.20 × 73,483.20
  4. Step 4: Simplify right side
    112,946.40x = 12,435,209,216.64
  5. Step 5: Solve for x
    x = 12,435,209,216.64/112,946.40
  6. Step 6: Final answer
    x = 110,098.32

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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.