Home / 315,623.55-473,437.14-105,260.88

Finding the Fourth Proportional to 315,623.55, 473,437.14 and 105,260.88

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Solution

The fourth proportional to 315,623.55, 473,437.14 and 105,260.88 is: 157,891.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    315,623.55 : 473,437.14 = 105,260.88 : x
  2. Step 2: Convert to fraction form
    315,623.55/473,437.14 = 105,260.88/x
  3. Step 3: Cross multiply
    315,623.55x = 473,437.14 × 105,260.88
  4. Step 4: Simplify right side
    315,623.55x = 49,834,409,981.08
  5. Step 5: Solve for x
    x = 49,834,409,981.08/315,623.55
  6. Step 6: Final answer
    x = 157,891.93

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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.