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Finding the Fourth Proportional to 183,386.16, 253,183.32 and 119,830.32

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Solution

The fourth proportional to 183,386.16, 253,183.32 and 119,830.32 is: 165,437.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,386.16 : 253,183.32 = 119,830.32 : x
  2. Step 2: Convert to fraction form
    183,386.16/253,183.32 = 119,830.32/x
  3. Step 3: Cross multiply
    183,386.16x = 253,183.32 × 119,830.32
  4. Step 4: Simplify right side
    183,386.16x = 30,339,038,254.26
  5. Step 5: Solve for x
    x = 30,339,038,254.26/183,386.16
  6. Step 6: Final answer
    x = 165,437.99

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.