Home / 157,917.04-217,924.71-93,409.45

Finding the Fourth Proportional to 157,917.04, 217,924.71 and 93,409.45

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Solution

The fourth proportional to 157,917.04, 217,924.71 and 93,409.45 is: 128,904.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,917.04 : 217,924.71 = 93,409.45 : x
  2. Step 2: Convert to fraction form
    157,917.04/217,924.71 = 93,409.45/x
  3. Step 3: Cross multiply
    157,917.04x = 217,924.71 × 93,409.45
  4. Step 4: Simplify right side
    157,917.04x = 20,356,227,302.51
  5. Step 5: Solve for x
    x = 20,356,227,302.51/157,917.04
  6. Step 6: Final answer
    x = 128,904.56

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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.