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Finding the Fourth Proportional to 249,956.16, 374,463.44 and 123,448.32

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Solution

The fourth proportional to 249,956.16, 374,463.44 and 123,448.32 is: 184,939.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,956.16 : 374,463.44 = 123,448.32 : x
  2. Step 2: Convert to fraction form
    249,956.16/374,463.44 = 123,448.32/x
  3. Step 3: Cross multiply
    249,956.16x = 374,463.44 × 123,448.32
  4. Step 4: Simplify right side
    249,956.16x = 46,226,882,569.42
  5. Step 5: Solve for x
    x = 46,226,882,569.42/249,956.16
  6. Step 6: Final answer
    x = 184,939.96

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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.