Home / 105,577.44-145,699.21-60,254.52

Finding the Fourth Proportional to 105,577.44, 145,699.21 and 60,254.52

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Solution

The fourth proportional to 105,577.44, 145,699.21 and 60,254.52 is: 83,152.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,577.44 : 145,699.21 = 60,254.52 : x
  2. Step 2: Convert to fraction form
    105,577.44/145,699.21 = 60,254.52/x
  3. Step 3: Cross multiply
    105,577.44x = 145,699.21 × 60,254.52
  4. Step 4: Simplify right side
    105,577.44x = 8,779,035,962.93
  5. Step 5: Solve for x
    x = 8,779,035,962.93/105,577.44
  6. Step 6: Final answer
    x = 83,152.57

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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.