Home / 161,258.05-240,526.47-140,031.17

Finding the Fourth Proportional to 161,258.05, 240,526.47 and 140,031.17

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Solution

The fourth proportional to 161,258.05, 240,526.47 and 140,031.17 is: 208,865.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,258.05 : 240,526.47 = 140,031.17 : x
  2. Step 2: Convert to fraction form
    161,258.05/240,526.47 = 140,031.17/x
  3. Step 3: Cross multiply
    161,258.05x = 240,526.47 × 140,031.17
  4. Step 4: Simplify right side
    161,258.05x = 33,681,203,010.07
  5. Step 5: Solve for x
    x = 33,681,203,010.07/161,258.05
  6. Step 6: Final answer
    x = 208,865.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.