Home / 99,114.72-136,733.64-58,830.18

Finding the Fourth Proportional to 99,114.72, 136,733.64 and 58,830.18

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Solution

The fourth proportional to 99,114.72, 136,733.64 and 58,830.18 is: 81,159.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,114.72 : 136,733.64 = 58,830.18 : x
  2. Step 2: Convert to fraction form
    99,114.72/136,733.64 = 58,830.18/x
  3. Step 3: Cross multiply
    99,114.72x = 136,733.64 × 58,830.18
  4. Step 4: Simplify right side
    99,114.72x = 8,044,064,653.26
  5. Step 5: Solve for x
    x = 8,044,064,653.26/99,114.72
  6. Step 6: Final answer
    x = 81,159.13

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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.