Home / 108,543.02-163,064.69-104,059.13

Finding the Fourth Proportional to 108,543.02, 163,064.69 and 104,059.13

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Solution

The fourth proportional to 108,543.02, 163,064.69 and 104,059.13 is: 156,328.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,543.02 : 163,064.69 = 104,059.13 : x
  2. Step 2: Convert to fraction form
    108,543.02/163,064.69 = 104,059.13/x
  3. Step 3: Cross multiply
    108,543.02x = 163,064.69 × 104,059.13
  4. Step 4: Simplify right side
    108,543.02x = 16,968,369,775.12
  5. Step 5: Solve for x
    x = 16,968,369,775.12/108,543.02
  6. Step 6: Final answer
    x = 156,328.52

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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.