Home / 185,301.60-255,547.08-134,660.40

Finding the Fourth Proportional to 185,301.60, 255,547.08 and 134,660.40

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Solution

The fourth proportional to 185,301.60, 255,547.08 and 134,660.40 is: 185,708.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,301.60 : 255,547.08 = 134,660.40 : x
  2. Step 2: Convert to fraction form
    185,301.60/255,547.08 = 134,660.40/x
  3. Step 3: Cross multiply
    185,301.60x = 255,547.08 × 134,660.40
  4. Step 4: Simplify right side
    185,301.60x = 34,412,072,011.63
  5. Step 5: Solve for x
    x = 34,412,072,011.63/185,301.60
  6. Step 6: Final answer
    x = 185,708.45

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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.