Home / 96,538.40-144,807.60-93,312.80

Finding the Fourth Proportional to 96,538.40, 144,807.60 and 93,312.80

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Solution

The fourth proportional to 96,538.40, 144,807.60 and 93,312.80 is: 139,969.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,538.40 : 144,807.60 = 93,312.80 : x
  2. Step 2: Convert to fraction form
    96,538.40/144,807.60 = 93,312.80/x
  3. Step 3: Cross multiply
    96,538.40x = 144,807.60 × 93,312.80
  4. Step 4: Simplify right side
    96,538.40x = 13,512,402,617.28
  5. Step 5: Solve for x
    x = 13,512,402,617.28/96,538.40
  6. Step 6: Final answer
    x = 139,969.20

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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.