Home / 152,561.42-210,547.18-84,599.70

Finding the Fourth Proportional to 152,561.42, 210,547.18 and 84,599.70

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Solution

The fourth proportional to 152,561.42, 210,547.18 and 84,599.70 is: 116,754.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,561.42 : 210,547.18 = 84,599.70 : x
  2. Step 2: Convert to fraction form
    152,561.42/210,547.18 = 84,599.70/x
  3. Step 3: Cross multiply
    152,561.42x = 210,547.18 × 84,599.70
  4. Step 4: Simplify right side
    152,561.42x = 17,812,227,580.04
  5. Step 5: Solve for x
    x = 17,812,227,580.04/152,561.42
  6. Step 6: Final answer
    x = 116,754.47

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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.