Home / 248,574.42-343,030.95-135,397.17

Finding the Fourth Proportional to 248,574.42, 343,030.95 and 135,397.17

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Solution

The fourth proportional to 248,574.42, 343,030.95 and 135,397.17 is: 186,847.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,574.42 : 343,030.95 = 135,397.17 : x
  2. Step 2: Convert to fraction form
    248,574.42/343,030.95 = 135,397.17/x
  3. Step 3: Cross multiply
    248,574.42x = 343,030.95 × 135,397.17
  4. Step 4: Simplify right side
    248,574.42x = 46,445,419,852.41
  5. Step 5: Solve for x
    x = 46,445,419,852.41/248,574.42
  6. Step 6: Final answer
    x = 186,847.14

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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.