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Finding the Fourth Proportional to 116,565.60, 174,920.40 and 46,437.60

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Solution

The fourth proportional to 116,565.60, 174,920.40 and 46,437.60 is: 69,685.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,565.60 : 174,920.40 = 46,437.60 : x
  2. Step 2: Convert to fraction form
    116,565.60/174,920.40 = 46,437.60/x
  3. Step 3: Cross multiply
    116,565.60x = 174,920.40 × 46,437.60
  4. Step 4: Simplify right side
    116,565.60x = 8,122,883,567.04
  5. Step 5: Solve for x
    x = 8,122,883,567.04/116,565.60
  6. Step 6: Final answer
    x = 69,685.08

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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.