Home / 291,935.14-402,870.24-157,799.14

Finding the Fourth Proportional to 291,935.14, 402,870.24 and 157,799.14

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Solution

The fourth proportional to 291,935.14, 402,870.24 and 157,799.14 is: 217,762.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    291,935.14 : 402,870.24 = 157,799.14 : x
  2. Step 2: Convert to fraction form
    291,935.14/402,870.24 = 157,799.14/x
  3. Step 3: Cross multiply
    291,935.14x = 402,870.24 × 157,799.14
  4. Step 4: Simplify right side
    291,935.14x = 63,572,577,403.59
  5. Step 5: Solve for x
    x = 63,572,577,403.59/291,935.14
  6. Step 6: Final answer
    x = 217,762.68

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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.