Home / 186,317.47-280,731.60-153,766.63

Finding the Fourth Proportional to 186,317.47, 280,731.60 and 153,766.63

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Solution

The fourth proportional to 186,317.47, 280,731.60 and 153,766.63 is: 231,686.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,317.47 : 280,731.60 = 153,766.63 : x
  2. Step 2: Convert to fraction form
    186,317.47/280,731.60 = 153,766.63/x
  3. Step 3: Cross multiply
    186,317.47x = 280,731.60 × 153,766.63
  4. Step 4: Simplify right side
    186,317.47x = 43,167,152,066.51
  5. Step 5: Solve for x
    x = 43,167,152,066.51/186,317.47
  6. Step 6: Final answer
    x = 231,686.01

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.