Home / 249,748.80-374,623.20-123,413.10

Finding the Fourth Proportional to 249,748.80, 374,623.20 and 123,413.10

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Solution

The fourth proportional to 249,748.80, 374,623.20 and 123,413.10 is: 185,119.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,748.80 : 374,623.20 = 123,413.10 : x
  2. Step 2: Convert to fraction form
    249,748.80/374,623.20 = 123,413.10/x
  3. Step 3: Cross multiply
    249,748.80x = 374,623.20 × 123,413.10
  4. Step 4: Simplify right side
    249,748.80x = 46,233,410,443.92
  5. Step 5: Solve for x
    x = 46,233,410,443.92/249,748.80
  6. Step 6: Final answer
    x = 185,119.65

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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.