Home / 161,259.55-240,528.71-140,032.68

Finding the Fourth Proportional to 161,259.55, 240,528.71 and 140,032.68

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Solution

The fourth proportional to 161,259.55, 240,528.71 and 140,032.68 is: 208,867.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,259.55 : 240,528.71 = 140,032.68 : x
  2. Step 2: Convert to fraction form
    161,259.55/240,528.71 = 140,032.68/x
  3. Step 3: Cross multiply
    161,259.55x = 240,528.71 × 140,032.68
  4. Step 4: Simplify right side
    161,259.55x = 33,681,879,878.24
  5. Step 5: Solve for x
    x = 33,681,879,878.24/161,259.55
  6. Step 6: Final answer
    x = 208,867.51

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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.