Home / 180,290.19-248,877.06-112,340.76

Finding the Fourth Proportional to 180,290.19, 248,877.06 and 112,340.76

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Solution

The fourth proportional to 180,290.19, 248,877.06 and 112,340.76 is: 155,077.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,290.19 : 248,877.06 = 112,340.76 : x
  2. Step 2: Convert to fraction form
    180,290.19/248,877.06 = 112,340.76/x
  3. Step 3: Cross multiply
    180,290.19x = 248,877.06 × 112,340.76
  4. Step 4: Simplify right side
    180,290.19x = 27,959,038,066.97
  5. Step 5: Solve for x
    x = 27,959,038,066.97/180,290.19
  6. Step 6: Final answer
    x = 155,077.98

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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.