Home / 93,038.27-128,390.06-52,755.71

Finding the Fourth Proportional to 93,038.27, 128,390.06 and 52,755.71

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Solution

The fourth proportional to 93,038.27, 128,390.06 and 52,755.71 is: 72,801.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,038.27 : 128,390.06 = 52,755.71 : x
  2. Step 2: Convert to fraction form
    93,038.27/128,390.06 = 52,755.71/x
  3. Step 3: Cross multiply
    93,038.27x = 128,390.06 × 52,755.71
  4. Step 4: Simplify right side
    93,038.27x = 6,773,308,262.18
  5. Step 5: Solve for x
    x = 6,773,308,262.18/93,038.27
  6. Step 6: Final answer
    x = 72,801.32

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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.