Home / 151,034.74-208,376.02-93,653.40

Finding the Fourth Proportional to 151,034.74, 208,376.02 and 93,653.40

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Solution

The fourth proportional to 151,034.74, 208,376.02 and 93,653.40 is: 129,209.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,034.74 : 208,376.02 = 93,653.40 : x
  2. Step 2: Convert to fraction form
    151,034.74/208,376.02 = 93,653.40/x
  3. Step 3: Cross multiply
    151,034.74x = 208,376.02 × 93,653.40
  4. Step 4: Simplify right side
    151,034.74x = 19,515,122,751.47
  5. Step 5: Solve for x
    x = 19,515,122,751.47/151,034.74
  6. Step 6: Final answer
    x = 129,209.50

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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.