Home / 202,120.14-278,938.53-116,106.03

Finding the Fourth Proportional to 202,120.14, 278,938.53 and 116,106.03

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Solution

The fourth proportional to 202,120.14, 278,938.53 and 116,106.03 is: 160,233.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,120.14 : 278,938.53 = 116,106.03 : x
  2. Step 2: Convert to fraction form
    202,120.14/278,938.53 = 116,106.03/x
  3. Step 3: Cross multiply
    202,120.14x = 278,938.53 × 116,106.03
  4. Step 4: Simplify right side
    202,120.14x = 32,386,445,332.34
  5. Step 5: Solve for x
    x = 32,386,445,332.34/202,120.14
  6. Step 6: Final answer
    x = 160,233.64

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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.