Home / 120,886.02-180,114.03-114,095.25

Finding the Fourth Proportional to 120,886.02, 180,114.03 and 114,095.25

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Solution

The fourth proportional to 120,886.02, 180,114.03 and 114,095.25 is: 169,996.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,886.02 : 180,114.03 = 114,095.25 : x
  2. Step 2: Convert to fraction form
    120,886.02/180,114.03 = 114,095.25/x
  3. Step 3: Cross multiply
    120,886.02x = 180,114.03 × 114,095.25
  4. Step 4: Simplify right side
    120,886.02x = 20,550,155,281.36
  5. Step 5: Solve for x
    x = 20,550,155,281.36/120,886.02
  6. Step 6: Final answer
    x = 169,996.13

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.