Home / 93,064.89-128,426.81-52,782.33

Finding the Fourth Proportional to 93,064.89, 128,426.81 and 52,782.33

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Solution

The fourth proportional to 93,064.89, 128,426.81 and 52,782.33 is: 72,838.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,064.89 : 128,426.81 = 52,782.33 : x
  2. Step 2: Convert to fraction form
    93,064.89/128,426.81 = 52,782.33/x
  3. Step 3: Cross multiply
    93,064.89x = 128,426.81 × 52,782.33
  4. Step 4: Simplify right side
    93,064.89x = 6,778,666,002.36
  5. Step 5: Solve for x
    x = 6,778,666,002.36/93,064.89
  6. Step 6: Final answer
    x = 72,838.06

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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.