Home / 153,715.74-229,045.55-136,946.91

Finding the Fourth Proportional to 153,715.74, 229,045.55 and 136,946.91

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Solution

The fourth proportional to 153,715.74, 229,045.55 and 136,946.91 is: 204,059.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,715.74 : 229,045.55 = 136,946.91 : x
  2. Step 2: Convert to fraction form
    153,715.74/229,045.55 = 136,946.91/x
  3. Step 3: Cross multiply
    153,715.74x = 229,045.55 × 136,946.91
  4. Step 4: Simplify right side
    153,715.74x = 31,367,079,637.02
  5. Step 5: Solve for x
    x = 31,367,079,637.02/153,715.74
  6. Step 6: Final answer
    x = 204,059.00

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.