Home / 161,447.40-222,763.50-93,460.32

Finding the Fourth Proportional to 161,447.40, 222,763.50 and 93,460.32

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Solution

The fourth proportional to 161,447.40, 222,763.50 and 93,460.32 is: 128,955.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,447.40 : 222,763.50 = 93,460.32 : x
  2. Step 2: Convert to fraction form
    161,447.40/222,763.50 = 93,460.32/x
  3. Step 3: Cross multiply
    161,447.40x = 222,763.50 × 93,460.32
  4. Step 4: Simplify right side
    161,447.40x = 20,819,547,994.32
  5. Step 5: Solve for x
    x = 20,819,547,994.32/161,447.40
  6. Step 6: Final answer
    x = 128,955.61

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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.