Home / 157,416.07-236,054.62-45,070.79

Finding the Fourth Proportional to 157,416.07, 236,054.62 and 45,070.79

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Solution

The fourth proportional to 157,416.07, 236,054.62 and 45,070.79 is: 67,586.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,416.07 : 236,054.62 = 45,070.79 : x
  2. Step 2: Convert to fraction form
    157,416.07/236,054.62 = 45,070.79/x
  3. Step 3: Cross multiply
    157,416.07x = 236,054.62 × 45,070.79
  4. Step 4: Simplify right side
    157,416.07x = 10,639,168,206.55
  5. Step 5: Solve for x
    x = 10,639,168,206.55/157,416.07
  6. Step 6: Final answer
    x = 67,586.29

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.