Home / 93,032.16-128,387.76-53,295.84

Finding the Fourth Proportional to 93,032.16, 128,387.76 and 53,295.84

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Solution

The fourth proportional to 93,032.16, 128,387.76 and 53,295.84 is: 73,550.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,032.16 : 128,387.76 = 53,295.84 : x
  2. Step 2: Convert to fraction form
    93,032.16/128,387.76 = 53,295.84/x
  3. Step 3: Cross multiply
    93,032.16x = 128,387.76 × 53,295.84
  4. Step 4: Simplify right side
    93,032.16x = 6,842,533,514.92
  5. Step 5: Solve for x
    x = 6,842,533,514.92/93,032.16
  6. Step 6: Final answer
    x = 73,550.20

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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.