Home / 93,199.18-128,618.50-52,916.69

Finding the Fourth Proportional to 93,199.18, 128,618.50 and 52,916.69

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Solution

The fourth proportional to 93,199.18, 128,618.50 and 52,916.69 is: 73,027.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,199.18 : 128,618.50 = 52,916.69 : x
  2. Step 2: Convert to fraction form
    93,199.18/128,618.50 = 52,916.69/x
  3. Step 3: Cross multiply
    93,199.18x = 128,618.50 × 52,916.69
  4. Step 4: Simplify right side
    93,199.18x = 6,806,065,292.77
  5. Step 5: Solve for x
    x = 6,806,065,292.77/93,199.18
  6. Step 6: Final answer
    x = 73,027.09

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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.