Home / 121,750.02-183,036.24-98,346.69

Finding the Fourth Proportional to 121,750.02, 183,036.24 and 98,346.69

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Solution

The fourth proportional to 121,750.02, 183,036.24 and 98,346.69 is: 147,852.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,750.02 : 183,036.24 = 98,346.69 : x
  2. Step 2: Convert to fraction form
    121,750.02/183,036.24 = 98,346.69/x
  3. Step 3: Cross multiply
    121,750.02x = 183,036.24 × 98,346.69
  4. Step 4: Simplify right side
    121,750.02x = 18,001,008,354.05
  5. Step 5: Solve for x
    x = 18,001,008,354.05/121,750.02
  6. Step 6: Final answer
    x = 147,852.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.