Home / 157,525.52-217,426.56-89,582.20

Finding the Fourth Proportional to 157,525.52, 217,426.56 and 89,582.20

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Solution

The fourth proportional to 157,525.52, 217,426.56 and 89,582.20 is: 123,646.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,525.52 : 217,426.56 = 89,582.20 : x
  2. Step 2: Convert to fraction form
    157,525.52/217,426.56 = 89,582.20/x
  3. Step 3: Cross multiply
    157,525.52x = 217,426.56 × 89,582.20
  4. Step 4: Simplify right side
    157,525.52x = 19,477,549,583.23
  5. Step 5: Solve for x
    x = 19,477,549,583.23/157,525.52
  6. Step 6: Final answer
    x = 123,646.95

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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.