Home / 102,011.36-152,547.28-97,034.72

Finding the Fourth Proportional to 102,011.36, 152,547.28 and 97,034.72

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Solution

The fourth proportional to 102,011.36, 152,547.28 and 97,034.72 is: 145,105.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,011.36 : 152,547.28 = 97,034.72 : x
  2. Step 2: Convert to fraction form
    102,011.36/152,547.28 = 97,034.72/x
  3. Step 3: Cross multiply
    102,011.36x = 152,547.28 × 97,034.72
  4. Step 4: Simplify right side
    102,011.36x = 14,802,382,601.56
  5. Step 5: Solve for x
    x = 14,802,382,601.56/102,011.36
  6. Step 6: Final answer
    x = 145,105.24

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.