Home / 180,328.74-248,851.53-99,749.94

Finding the Fourth Proportional to 180,328.74, 248,851.53 and 99,749.94

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Solution

The fourth proportional to 180,328.74, 248,851.53 and 99,749.94 is: 137,653.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,328.74 : 248,851.53 = 99,749.94 : x
  2. Step 2: Convert to fraction form
    180,328.74/248,851.53 = 99,749.94/x
  3. Step 3: Cross multiply
    180,328.74x = 248,851.53 × 99,749.94
  4. Step 4: Simplify right side
    180,328.74x = 24,822,925,186.41
  5. Step 5: Solve for x
    x = 24,822,925,186.41/180,328.74
  6. Step 6: Final answer
    x = 137,653.74

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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.