Home / 93,036.42-128,387.25-52,753.77

Finding the Fourth Proportional to 93,036.42, 128,387.25 and 52,753.77

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Solution

The fourth proportional to 93,036.42, 128,387.25 and 52,753.77 is: 72,798.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,036.42 : 128,387.25 = 52,753.77 : x
  2. Step 2: Convert to fraction form
    93,036.42/128,387.25 = 52,753.77/x
  3. Step 3: Cross multiply
    93,036.42x = 128,387.25 × 52,753.77
  4. Step 4: Simplify right side
    93,036.42x = 6,772,910,815.50
  5. Step 5: Solve for x
    x = 6,772,910,815.50/93,036.42
  6. Step 6: Final answer
    x = 72,798.49

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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.