Home / 93,386.52-128,884.47-53,106.36

Finding the Fourth Proportional to 93,386.52, 128,884.47 and 53,106.36

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Solution

The fourth proportional to 93,386.52, 128,884.47 and 53,106.36 is: 73,293.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,386.52 : 128,884.47 = 53,106.36 : x
  2. Step 2: Convert to fraction form
    93,386.52/128,884.47 = 53,106.36/x
  3. Step 3: Cross multiply
    93,386.52x = 128,884.47 × 53,106.36
  4. Step 4: Simplify right side
    93,386.52x = 6,844,585,062.23
  5. Step 5: Solve for x
    x = 6,844,585,062.23/93,386.52
  6. Step 6: Final answer
    x = 73,293.07

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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.