Home / 151,024.74-208,418.67-83,038.20

Finding the Fourth Proportional to 151,024.74, 208,418.67 and 83,038.20

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Solution

The fourth proportional to 151,024.74, 208,418.67 and 83,038.20 is: 114,595.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,024.74 : 208,418.67 = 83,038.20 : x
  2. Step 2: Convert to fraction form
    151,024.74/208,418.67 = 83,038.20/x
  3. Step 3: Cross multiply
    151,024.74x = 208,418.67 × 83,038.20
  4. Step 4: Simplify right side
    151,024.74x = 17,306,711,203.19
  5. Step 5: Solve for x
    x = 17,306,711,203.19/151,024.74
  6. Step 6: Final answer
    x = 114,595.21

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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.