Home / 152,204.16-210,027.44-103,045.79

Finding the Fourth Proportional to 152,204.16, 210,027.44 and 103,045.79

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Solution

The fourth proportional to 152,204.16, 210,027.44 and 103,045.79 is: 142,193.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,204.16 : 210,027.44 = 103,045.79 : x
  2. Step 2: Convert to fraction form
    152,204.16/210,027.44 = 103,045.79/x
  3. Step 3: Cross multiply
    152,204.16x = 210,027.44 × 103,045.79
  4. Step 4: Simplify right side
    152,204.16x = 21,642,442,683.95
  5. Step 5: Solve for x
    x = 21,642,442,683.95/152,204.16
  6. Step 6: Final answer
    x = 142,193.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.