Home / 105,005.10-144,894.51-59,666.70

Finding the Fourth Proportional to 105,005.10, 144,894.51 and 59,666.70

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Solution

The fourth proportional to 105,005.10, 144,894.51 and 59,666.70 is: 82,332.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,005.10 : 144,894.51 = 59,666.70 : x
  2. Step 2: Convert to fraction form
    105,005.10/144,894.51 = 59,666.70/x
  3. Step 3: Cross multiply
    105,005.10x = 144,894.51 × 59,666.70
  4. Step 4: Simplify right side
    105,005.10x = 8,645,377,259.82
  5. Step 5: Solve for x
    x = 8,645,377,259.82/105,005.10
  6. Step 6: Final answer
    x = 82,332.93

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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.