Home / 93,041.09-128,395.50-50,598.71

Finding the Fourth Proportional to 93,041.09, 128,395.50 and 50,598.71

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Solution

The fourth proportional to 93,041.09, 128,395.50 and 50,598.71 is: 69,825.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,041.09 : 128,395.50 = 50,598.71 : x
  2. Step 2: Convert to fraction form
    93,041.09/128,395.50 = 50,598.71/x
  3. Step 3: Cross multiply
    93,041.09x = 128,395.50 × 50,598.71
  4. Step 4: Simplify right side
    93,041.09x = 6,496,646,669.81
  5. Step 5: Solve for x
    x = 6,496,646,669.81/93,041.09
  6. Step 6: Final answer
    x = 69,825.56

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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.