Home / 161,088.95-222,289.73-93,110.32

Finding the Fourth Proportional to 161,088.95, 222,289.73 and 93,110.32

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Solution

The fourth proportional to 161,088.95, 222,289.73 and 93,110.32 is: 128,484.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,088.95 : 222,289.73 = 93,110.32 : x
  2. Step 2: Convert to fraction form
    161,088.95/222,289.73 = 93,110.32/x
  3. Step 3: Cross multiply
    161,088.95x = 222,289.73 × 93,110.32
  4. Step 4: Simplify right side
    161,088.95x = 20,697,467,893.01
  5. Step 5: Solve for x
    x = 20,697,467,893.01/161,088.95
  6. Step 6: Final answer
    x = 128,484.72

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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.