Home / 117,918.40-176,877.60-94,590.40

Finding the Fourth Proportional to 117,918.40, 176,877.60 and 94,590.40

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Solution

The fourth proportional to 117,918.40, 176,877.60 and 94,590.40 is: 141,885.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,918.40 : 176,877.60 = 94,590.40 : x
  2. Step 2: Convert to fraction form
    117,918.40/176,877.60 = 94,590.40/x
  3. Step 3: Cross multiply
    117,918.40x = 176,877.60 × 94,590.40
  4. Step 4: Simplify right side
    117,918.40x = 16,730,922,935.04
  5. Step 5: Solve for x
    x = 16,730,922,935.04/117,918.40
  6. Step 6: Final answer
    x = 141,885.60

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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.