Home / 163,411.08-245,130.74-45,082.42

Finding the Fourth Proportional to 163,411.08, 245,130.74 and 45,082.42

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Solution

The fourth proportional to 163,411.08, 245,130.74 and 45,082.42 is: 67,627.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,411.08 : 245,130.74 = 45,082.42 : x
  2. Step 2: Convert to fraction form
    163,411.08/245,130.74 = 45,082.42/x
  3. Step 3: Cross multiply
    163,411.08x = 245,130.74 × 45,082.42
  4. Step 4: Simplify right side
    163,411.08x = 11,051,087,938.86
  5. Step 5: Solve for x
    x = 11,051,087,938.86/163,411.08
  6. Step 6: Final answer
    x = 67,627.53

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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.