Home / 157,036.20-216,680.58-93,389.64

Finding the Fourth Proportional to 157,036.20, 216,680.58 and 93,389.64

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Solution

The fourth proportional to 157,036.20, 216,680.58 and 93,389.64 is: 128,860.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,036.20 : 216,680.58 = 93,389.64 : x
  2. Step 2: Convert to fraction form
    157,036.20/216,680.58 = 93,389.64/x
  3. Step 3: Cross multiply
    157,036.20x = 216,680.58 × 93,389.64
  4. Step 4: Simplify right side
    157,036.20x = 20,235,721,361.19
  5. Step 5: Solve for x
    x = 20,235,721,361.19/157,036.20
  6. Step 6: Final answer
    x = 128,860.23

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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.