Home / 238,378.02-357,561.48-120,017.58

Finding the Fourth Proportional to 238,378.02, 357,561.48 and 120,017.58

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Solution

The fourth proportional to 238,378.02, 357,561.48 and 120,017.58 is: 180,023.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,378.02 : 357,561.48 = 120,017.58 : x
  2. Step 2: Convert to fraction form
    238,378.02/357,561.48 = 120,017.58/x
  3. Step 3: Cross multiply
    238,378.02x = 357,561.48 × 120,017.58
  4. Step 4: Simplify right side
    238,378.02x = 42,913,663,530.82
  5. Step 5: Solve for x
    x = 42,913,663,530.82/238,378.02
  6. Step 6: Final answer
    x = 180,023.58

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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.