Home / 160,526.93-221,518.60-87,926.07

Finding the Fourth Proportional to 160,526.93, 221,518.60 and 87,926.07

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Solution

The fourth proportional to 160,526.93, 221,518.60 and 87,926.07 is: 121,333.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,526.93 : 221,518.60 = 87,926.07 : x
  2. Step 2: Convert to fraction form
    160,526.93/221,518.60 = 87,926.07/x
  3. Step 3: Cross multiply
    160,526.93x = 221,518.60 × 87,926.07
  4. Step 4: Simplify right side
    160,526.93x = 19,477,260,911.72
  5. Step 5: Solve for x
    x = 19,477,260,911.72/160,526.93
  6. Step 6: Final answer
    x = 121,333.29

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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.