Home / 177,780.02-245,330.98-97,205.47

Finding the Fourth Proportional to 177,780.02, 245,330.98 and 97,205.47

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Solution

The fourth proportional to 177,780.02, 245,330.98 and 97,205.47 is: 134,140.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,780.02 : 245,330.98 = 97,205.47 : x
  2. Step 2: Convert to fraction form
    177,780.02/245,330.98 = 97,205.47/x
  3. Step 3: Cross multiply
    177,780.02x = 245,330.98 × 97,205.47
  4. Step 4: Simplify right side
    177,780.02x = 23,847,512,360.12
  5. Step 5: Solve for x
    x = 23,847,512,360.12/177,780.02
  6. Step 6: Final answer
    x = 134,140.57

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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.