Home / 249,925.13-374,849.19-81,445.04

Finding the Fourth Proportional to 249,925.13, 374,849.19 and 81,445.04

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Solution

The fourth proportional to 249,925.13, 374,849.19 and 81,445.04 is: 122,155.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,925.13 : 374,849.19 = 81,445.04 : x
  2. Step 2: Convert to fraction form
    249,925.13/374,849.19 = 81,445.04/x
  3. Step 3: Cross multiply
    249,925.13x = 374,849.19 × 81,445.04
  4. Step 4: Simplify right side
    249,925.13x = 30,529,605,399.27
  5. Step 5: Solve for x
    x = 30,529,605,399.27/249,925.13
  6. Step 6: Final answer
    x = 122,155.01

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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.