Home / 227,636.31-314,155.49-125,681.40

Finding the Fourth Proportional to 227,636.31, 314,155.49 and 125,681.40

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Solution

The fourth proportional to 227,636.31, 314,155.49 and 125,681.40 is: 173,449.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,636.31 : 314,155.49 = 125,681.40 : x
  2. Step 2: Convert to fraction form
    227,636.31/314,155.49 = 125,681.40/x
  3. Step 3: Cross multiply
    227,636.31x = 314,155.49 × 125,681.40
  4. Step 4: Simplify right side
    227,636.31x = 39,483,501,172.48
  5. Step 5: Solve for x
    x = 39,483,501,172.48/227,636.31
  6. Step 6: Final answer
    x = 173,449.93

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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.