Home / 120,924.52-181,386.72-42,038.73

Finding the Fourth Proportional to 120,924.52, 181,386.72 and 42,038.73

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Solution

The fourth proportional to 120,924.52, 181,386.72 and 42,038.73 is: 63,058.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,924.52 : 181,386.72 = 42,038.73 : x
  2. Step 2: Convert to fraction form
    120,924.52/181,386.72 = 42,038.73/x
  3. Step 3: Cross multiply
    120,924.52x = 181,386.72 × 42,038.73
  4. Step 4: Simplify right side
    120,924.52x = 7,625,267,347.67
  5. Step 5: Solve for x
    x = 7,625,267,347.67/120,924.52
  6. Step 6: Final answer
    x = 63,058.08

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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.