Home / 250,210.08-345,277.08-137,030.40

Finding the Fourth Proportional to 250,210.08, 345,277.08 and 137,030.40

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Solution

The fourth proportional to 250,210.08, 345,277.08 and 137,030.40 is: 189,094.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,210.08 : 345,277.08 = 137,030.40 : x
  2. Step 2: Convert to fraction form
    250,210.08/345,277.08 = 137,030.40/x
  3. Step 3: Cross multiply
    250,210.08x = 345,277.08 × 137,030.40
  4. Step 4: Simplify right side
    250,210.08x = 47,313,456,383.23
  5. Step 5: Solve for x
    x = 47,313,456,383.23/250,210.08
  6. Step 6: Final answer
    x = 189,094.93

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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.