Home / 278,348.54-384,120.51-151,024.10

Finding the Fourth Proportional to 278,348.54, 384,120.51 and 151,024.10

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Solution

The fourth proportional to 278,348.54, 384,120.51 and 151,024.10 is: 208,413.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    278,348.54 : 384,120.51 = 151,024.10 : x
  2. Step 2: Convert to fraction form
    278,348.54/384,120.51 = 151,024.10/x
  3. Step 3: Cross multiply
    278,348.54x = 384,120.51 × 151,024.10
  4. Step 4: Simplify right side
    278,348.54x = 58,011,454,314.29
  5. Step 5: Solve for x
    x = 58,011,454,314.29/278,348.54
  6. Step 6: Final answer
    x = 208,413.00

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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.