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Finding the Fourth Proportional to 114,970.40, 172,652.40 and 62,482.40

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Solution

The fourth proportional to 114,970.40, 172,652.40 and 62,482.40 is: 93,830.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,970.40 : 172,652.40 = 62,482.40 : x
  2. Step 2: Convert to fraction form
    114,970.40/172,652.40 = 62,482.40/x
  3. Step 3: Cross multiply
    114,970.40x = 172,652.40 × 62,482.40
  4. Step 4: Simplify right side
    114,970.40x = 10,787,736,317.76
  5. Step 5: Solve for x
    x = 10,787,736,317.76/114,970.40
  6. Step 6: Final answer
    x = 93,830.55

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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.