Home / 107,445.02-148,229.73-65,009.93

Finding the Fourth Proportional to 107,445.02, 148,229.73 and 65,009.93

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Solution

The fourth proportional to 107,445.02, 148,229.73 and 65,009.93 is: 89,686.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,445.02 : 148,229.73 = 65,009.93 : x
  2. Step 2: Convert to fraction form
    107,445.02/148,229.73 = 65,009.93/x
  3. Step 3: Cross multiply
    107,445.02x = 148,229.73 × 65,009.93
  4. Step 4: Simplify right side
    107,445.02x = 9,636,403,630.07
  5. Step 5: Solve for x
    x = 9,636,403,630.07/107,445.02
  6. Step 6: Final answer
    x = 89,686.84

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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.