Home / 282,248.44-389,504.10-154,925.08

Finding the Fourth Proportional to 282,248.44, 389,504.10 and 154,925.08

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Solution

The fourth proportional to 282,248.44, 389,504.10 and 154,925.08 is: 213,797.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,248.44 : 389,504.10 = 154,925.08 : x
  2. Step 2: Convert to fraction form
    282,248.44/389,504.10 = 154,925.08/x
  3. Step 3: Cross multiply
    282,248.44x = 389,504.10 × 154,925.08
  4. Step 4: Simplify right side
    282,248.44x = 60,343,953,852.83
  5. Step 5: Solve for x
    x = 60,343,953,852.83/282,248.44
  6. Step 6: Final answer
    x = 213,797.30

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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.