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Finding the Fourth Proportional to 162,547.79, 224,361.03 and 94,577.89

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Solution

The fourth proportional to 162,547.79, 224,361.03 and 94,577.89 is: 130,543.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,547.79 : 224,361.03 = 94,577.89 : x
  2. Step 2: Convert to fraction form
    162,547.79/224,361.03 = 94,577.89/x
  3. Step 3: Cross multiply
    162,547.79x = 224,361.03 × 94,577.89
  4. Step 4: Simplify right side
    162,547.79x = 21,219,592,815.63
  5. Step 5: Solve for x
    x = 21,219,592,815.63/162,547.79
  6. Step 6: Final answer
    x = 130,543.72

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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.