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Finding the Fourth Proportional to 62,321.40, 93,482.10 and 37,389.60

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Solution

The fourth proportional to 62,321.40, 93,482.10 and 37,389.60 is: 56,084.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,321.40 : 93,482.10 = 37,389.60 : x
  2. Step 2: Convert to fraction form
    62,321.40/93,482.10 = 37,389.60/x
  3. Step 3: Cross multiply
    62,321.40x = 93,482.10 × 37,389.60
  4. Step 4: Simplify right side
    62,321.40x = 3,495,258,326.16
  5. Step 5: Solve for x
    x = 3,495,258,326.16/62,321.40
  6. Step 6: Final answer
    x = 56,084.40

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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.