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Finding the Fourth Proportional to 133,032.40, 199,577.40 and 39,547.60

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Solution

The fourth proportional to 133,032.40, 199,577.40 and 39,547.60 is: 59,329.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,032.40 : 199,577.40 = 39,547.60 : x
  2. Step 2: Convert to fraction form
    133,032.40/199,577.40 = 39,547.60/x
  3. Step 3: Cross multiply
    133,032.40x = 199,577.40 × 39,547.60
  4. Step 4: Simplify right side
    133,032.40x = 7,892,807,184.24
  5. Step 5: Solve for x
    x = 7,892,807,184.24/133,032.40
  6. Step 6: Final answer
    x = 59,329.96

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1.5x scale

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.