Home / 64,827.95-97,241.93-20,458.16

Finding the Fourth Proportional to 64,827.95, 97,241.93 and 20,458.16

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Solution

The fourth proportional to 64,827.95, 97,241.93 and 20,458.16 is: 30,687.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,827.95 : 97,241.93 = 20,458.16 : x
  2. Step 2: Convert to fraction form
    64,827.95/97,241.93 = 20,458.16/x
  3. Step 3: Cross multiply
    64,827.95x = 97,241.93 × 20,458.16
  4. Step 4: Simplify right side
    64,827.95x = 1,989,390,527.58
  5. Step 5: Solve for x
    x = 1,989,390,527.58/64,827.95
  6. Step 6: Final answer
    x = 30,687.24

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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.