Home / 157,628.36-236,478.18-52,451.48

Finding the Fourth Proportional to 157,628.36, 236,478.18 and 52,451.48

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Solution

The fourth proportional to 157,628.36, 236,478.18 and 52,451.48 is: 78,689.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,628.36 : 236,478.18 = 52,451.48 : x
  2. Step 2: Convert to fraction form
    157,628.36/236,478.18 = 52,451.48/x
  3. Step 3: Cross multiply
    157,628.36x = 236,478.18 × 52,451.48
  4. Step 4: Simplify right side
    157,628.36x = 12,403,630,528.71
  5. Step 5: Solve for x
    x = 12,403,630,528.71/157,628.36
  6. Step 6: Final answer
    x = 78,689.08

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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.